diff --git a/.gitattributes b/.gitattributes
index c71c006156c1fecfa6d1e662dec893046e9c2116..92b4cea4d13d3bb3223e518d69ca82d9719eed1b 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -29722,3 +29722,53 @@ data/Child_ecg/P00/P00844/P00844_E01.dat filter=lfs diff=lfs merge=lfs -text
 data/Child_ecg/P00/P00844/P00844_E02.dat filter=lfs diff=lfs merge=lfs -text
 data/Child_ecg/P00/P00845/P00845_E01.dat filter=lfs diff=lfs merge=lfs -text
 data/Child_ecg/P00/P00846/P00846_E01.dat filter=lfs diff=lfs merge=lfs -text
+data/Child_ecg/P00/P00847/P00847_E01.dat filter=lfs diff=lfs merge=lfs -text
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diff --git "a/data/Child_ecg/P00/P00847\\P00847_E01.dat" "b/data/Child_ecg/P00/P00847\\P00847_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..88fbfd24c6ae1df6867585a32ec2d9f08999df95
--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e8d31638854fb5d02151574b222378861a43482e4220c08c20bebc0cd83456a3
+size 360000
diff --git "a/data/Child_ecg/P00/P00847\\P00847_E01.hea" "b/data/Child_ecg/P00/P00847\\P00847_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..3662e67671d09d5e24418d459c00c497f9254031
--- /dev/null
+++ "b/data/Child_ecg/P00/P00847\\P00847_E01.hea"
@@ -0,0 +1,16 @@
+P00847_E01 12 500 15000
+P00847_E01.dat 16 69160.94159928123(-13974)/mV 16 0 -13074 52126 0 I
+P00847_E01.dat 16 58837.65413533834(-9841)/mV 16 0 -8788 62727 0 II
+P00847_E01.dat 16 58289.230769230766(6453)/mV 16 0 6690 12775 0 III
+P00847_E01.dat 16 75399.8008583691(10124)/mV 16 0 8959 55674 0 AVR
+P00847_E01.dat 16 83024.2337317397(-17504)/mV 16 0 -17166 5973 0 AVL
+P00847_E01.dat 16 63622.4590341834(-4140)/mV 16 0 -3467 13615 0 AVF
+P00847_E01.dat 16 42579.57024793389(7484)/mV 16 0 4818 11784 0 V1
+P00847_E01.dat 16 17804.971319311662(3608)/mV 16 0 -519 3923 0 V2
+P00847_E01.dat 16 5951.214188267394(1313)/mV 16 0 427 20446 0 V3
+P00847_E01.dat 16 7132.837944664032(-4570)/mV 16 0 -5615 17304 0 V4
+P00847_E01.dat 16 29884.389206868356(-14921)/mV 16 0 -16258 28096 0 V5
+P00847_E01.dat 16 50351.47939262473(-15766)/mV 16 0 -16176 3124 0 V6
+# Male 1573
+# Kawasaki disease
+# Sinus tachycardia
diff --git "a/data/Child_ecg/P00/P00848\\P00848_E01.dat" "b/data/Child_ecg/P00/P00848\\P00848_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..1ab8132065b16f9794a18d4ded3cc9f22daf669f
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:18484abaf27c8c752282ab132862bc8c4d51da1577afc39f8add24105db80458
+size 360000
diff --git "a/data/Child_ecg/P00/P00848\\P00848_E01.hea" "b/data/Child_ecg/P00/P00848\\P00848_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..ec9440bc0ca8fe89b0a8d1573a7d30b5e7cea77b
--- /dev/null
+++ "b/data/Child_ecg/P00/P00848\\P00848_E01.hea"
@@ -0,0 +1,16 @@
+P00848_E01 12 500 15000
+P00848_E01.dat 16 60964.02213438735(4889)/mV 16 0 4889 38459 0 I
+P00848_E01.dat 16 71864.393757503(-18152)/mV 16 0 -18094 39390 0 II
+P00848_E01.dat 16 65212.63157894737(-14617)/mV 16 0 -14617 34937 0 III
+P00848_E01.dat 16 85079.82846003899(9856)/mV 16 0 9787 60810 0 AVR
+P00848_E01.dat 16 68721.60833953835(12298)/mV 16 0 12298 21044 0 AVL
+P00848_E01.dat 16 79520.87122884474(-19575)/mV 16 0 -19575 60968 0 AVF
+P00848_E01.dat 16 41313.90756865372(-17708)/mV 16 0 -17674 58250 0 V1
+P00848_E01.dat 16 14412.54485049834(-7348)/mV 16 0 -7254 59033 0 V2
+P00848_E01.dat 16 20341.005302226935(-14035)/mV 16 0 -13969 9207 0 V3
+P00848_E01.dat 16 30888.756866734486(-17941)/mV 16 0 -17840 57547 0 V4
+P00848_E01.dat 16 38154.04206935759(-16382)/mV 16 0 -16320 33970 0 V5
+P00848_E01.dat 16 41017.45891783567(-12779)/mV 16 0 -12779 52330 0 V6
+# Female 2575
+# Atrial septal defect
+# Depression+ST deviation
diff --git "a/data/Child_ecg/P00/P00848\\P00848_E02.dat" "b/data/Child_ecg/P00/P00848\\P00848_E02.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..b157010d0c1c93c17daada94462b9b7d32e5ba1a
--- /dev/null
+++ "b/data/Child_ecg/P00/P00848\\P00848_E02.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:86d9a4104d731c356a3c1cab3e48a28c092cf5874831c3caa666ef5a279c1951
+size 360000
diff --git "a/data/Child_ecg/P00/P00848\\P00848_E02.hea" "b/data/Child_ecg/P00/P00848\\P00848_E02.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..2f3d9cd7e0cf1b8832ce1bda4eb6e7293fb0a6a4
--- /dev/null
+++ "b/data/Child_ecg/P00/P00848\\P00848_E02.hea"
@@ -0,0 +1,16 @@
+P00848_E02 12 500 15000
+P00848_E02.dat 16 55631.689432063264(5018)/mV 16 0 5244 57038 0 I
+P00848_E02.dat 16 66920.24376731302(-15073)/mV 16 0 -14910 61526 0 II
+P00848_E02.dat 16 81612.64318529863(-19756)/mV 16 0 -19822 19560 0 III
+P00848_E02.dat 16 69307.3400921659(3951)/mV 16 0 3725 18405 0 AVR
+P00848_E02.dat 16 71925.51138088013(13521)/mV 16 0 13697 46879 0 AVL
+P00848_E02.dat 16 86058.89005235602(-20728)/mV 16 0 -20658 24183 0 AVF
+P00848_E02.dat 16 23332.890829694323(-6677)/mV 16 0 -6677 35166 0 V1
+P00848_E02.dat 16 21466.820923076924(1299)/mV 16 0 1369 1571 0 V2
+P00848_E02.dat 16 24535.352671755725(-1379)/mV 16 0 -1279 22879 0 V3
+P00848_E02.dat 16 31818.113389626054(-7008)/mV 16 0 -6930 58891 0 V4
+P00848_E02.dat 16 29971.332780082987(2502)/mV 16 0 2502 40250 0 V5
+P00848_E02.dat 16 57062.681318681316(-12483)/mV 16 0 -12483 18417 0 V6
+# Female 2570
+# Atrial septal defect
+# Sinus tachycardia;Right ventricular hypertrophy;Elevation+ST deviation
diff --git "a/data/Child_ecg/P00/P00849\\P00849_E01.dat" "b/data/Child_ecg/P00/P00849\\P00849_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..89a487664401f344662ecc97f814d2239b91252a
--- /dev/null
+++ "b/data/Child_ecg/P00/P00849\\P00849_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cad238608d1f7be08737a273c2a687fbe1a290597e6f09cc64d861d56057be2b
+size 360000
diff --git "a/data/Child_ecg/P00/P00849\\P00849_E01.hea" "b/data/Child_ecg/P00/P00849\\P00849_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..fdcd63dbc54ef412766d5d62f8f03f7980d298eb
--- /dev/null
+++ "b/data/Child_ecg/P00/P00849\\P00849_E01.hea"
@@ -0,0 +1,16 @@
+P00849_E01 12 500 15000
+P00849_E01.dat 16 44886.98388136686(1227)/mV 16 0 1227 26955 0 I
+P00849_E01.dat 16 39841.0644019816(-19023)/mV 16 0 -19023 30641 0 II
+P00849_E01.dat 16 33278.607434270176(-14844)/mV 16 0 -14844 29599 0 III
+P00849_E01.dat 16 59189.853177051205(14082)/mV 16 0 14082 58064 0 AVR
+P00849_E01.dat 16 42961.88742046011(10090)/mV 16 0 10090 12224 0 AVL
+P00849_E01.dat 16 38649.63671128107(-17962)/mV 16 0 -17962 50324 0 AVF
+P00849_E01.dat 16 28726.527075812275(-1684)/mV 16 0 -1661 59219 0 V1
+P00849_E01.dat 16 13499.583437892095(9261)/mV 16 0 9261 82 0 V2
+P00849_E01.dat 16 17562.174052322476(-644)/mV 16 0 -644 36752 0 V3
+P00849_E01.dat 16 16208.952158693115(-5636)/mV 16 0 -5636 42299 0 V4
+P00849_E01.dat 16 21543.200746965453(-10235)/mV 16 0 -10235 31601 0 V5
+P00849_E01.dat 16 36715.18761167362(-17717)/mV 16 0 -17717 59525 0 V6
+# Female 1783
+# Ventricular septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00850\\P00850_E01.dat" "b/data/Child_ecg/P00/P00850\\P00850_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..2a974a3162fcac85e380575995bf533e0350cba7
--- /dev/null
+++ "b/data/Child_ecg/P00/P00850\\P00850_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:19f4a78484b8120c59202f6c492a7e85bb1c3960dc469eaed3a58fda5f040afa
+size 270000
diff --git "a/data/Child_ecg/P00/P00850\\P00850_E01.hea" "b/data/Child_ecg/P00/P00850\\P00850_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..8971ddf0f6066af9eec324f04d45196874031cca
--- /dev/null
+++ "b/data/Child_ecg/P00/P00850\\P00850_E01.hea"
@@ -0,0 +1,13 @@
+P00850_E01 9 500 15000
+P00850_E01.dat 16 51898.25774877651(-17233)/mV 16 0 -17233 53513 0 I
+P00850_E01.dat 16 38063.78201634877(-5483)/mV 16 0 -5514 6353 0 II
+P00850_E01.dat 16 43961.3122229259(1127)/mV 16 0 1127 64967 0 III
+P00850_E01.dat 16 49369.713392391874(13493)/mV 16 0 13533 36838 0 AVR
+P00850_E01.dat 16 57836.637321760696(-9991)/mV 16 0 -9991 43067 0 AVL
+P00850_E01.dat 16 45728.7598944591(1083)/mV 16 0 1083 45680 0 AVF
+P00850_E01.dat 16 23252.083682008368(5222)/mV 16 0 5241 56247 0 V1
+P00850_E01.dat 16 11839.351664254704(-810)/mV 16 0 -849 44758 0 V3
+P00850_E01.dat 16 31042.380030565462(-17890)/mV 16 0 -17991 22749 0 V5
+# Female 968
+# Ventricular septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00851\\P00851_E01.dat" "b/data/Child_ecg/P00/P00851\\P00851_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..8c3a63178a622e24c0c343d4aa2e92bdbd4b099d
--- /dev/null
+++ "b/data/Child_ecg/P00/P00851\\P00851_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f88a47b7b9790dfc1771b54c2e5bf9a3f2c2f662630eaa6801505dec42b6f284
+size 360000
diff --git "a/data/Child_ecg/P00/P00851\\P00851_E01.hea" "b/data/Child_ecg/P00/P00851\\P00851_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..2d3f4a53908f01d5d3d10d965373c578042375d9
--- /dev/null
+++ "b/data/Child_ecg/P00/P00851\\P00851_E01.hea"
@@ -0,0 +1,16 @@
+P00851_E01 12 500 15000
+P00851_E01.dat 16 59202.620871862615(10999)/mV 16 0 10999 27552 0 I
+P00851_E01.dat 16 50655.42129939719(-14303)/mV 16 0 -14468 40175 0 II
+P00851_E01.dat 16 39375.41605839416(-20914)/mV 16 0 -21042 27926 0 III
+P00851_E01.dat 16 74665.54596622889(-3619)/mV 16 0 -3498 45410 0 AVR
+P00851_E01.dat 16 55259.75221238938(22115)/mV 16 0 22205 11725 0 AVL
+P00851_E01.dat 16 46352.06878761823(-19606)/mV 16 0 -19757 26622 0 AVF
+P00851_E01.dat 16 53556.602739726026(-11768)/mV 16 0 -11724 11889 0 V1
+P00851_E01.dat 16 32062.310850439884(9941)/mV 16 0 9967 46453 0 V2
+P00851_E01.dat 16 27412.43541364296(4122)/mV 16 0 4122 38939 0 V3
+P00851_E01.dat 16 28368.81867858917(-4883)/mV 16 0 -4860 2402 0 V4
+P00851_E01.dat 16 35942.72100313479(-10373)/mV 16 0 -10402 61502 0 V5
+P00851_E01.dat 16 44847.93384524513(-14230)/mV 16 0 -14303 17364 0 V6
+# Male 4787
+# Atrial septal defect
+# Sinus tachycardia;Right ventricular hypertrophy
diff --git "a/data/Child_ecg/P00/P00851\\P00851_E02.dat" "b/data/Child_ecg/P00/P00851\\P00851_E02.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..acdf9ee128976fe7ae57d1de5e01a402919b5b8e
--- /dev/null
+++ "b/data/Child_ecg/P00/P00851\\P00851_E02.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c0be9f0a957c0eebc95248d11d3807c6b40226b81e50c09c4f9f5ef15f2d7dbf
+size 360000
diff --git "a/data/Child_ecg/P00/P00851\\P00851_E02.hea" "b/data/Child_ecg/P00/P00851\\P00851_E02.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..e500e6469d5a9d30cc58cf21aedb914eccb3e580
--- /dev/null
+++ "b/data/Child_ecg/P00/P00851\\P00851_E02.hea"
@@ -0,0 +1,16 @@
+P00851_E02 12 500 15000
+P00851_E02.dat 16 50578.74971164937(10057)/mV 16 0 10098 13620 0 I
+P00851_E02.dat 16 28652.966542750928(-10186)/mV 16 0 -10163 8295 0 II
+P00851_E02.dat 16 23512.4509394572(-10770)/mV 16 0 -10770 24046 0 III
+P00851_E02.dat 16 54735.23809523809(-1337)/mV 16 0 -1382 49535 0 AVR
+P00851_E02.dat 16 39439.35097001764(10909)/mV 16 0 10909 52351 0 AVL
+P00851_E02.dat 16 25914.852253280093(-10585)/mV 16 0 -10585 40328 0 AVF
+P00851_E02.dat 16 29484.260642919202(374)/mV 16 0 302 29485 0 V1
+P00851_E02.dat 16 13124.451818761965(7401)/mV 16 0 7401 1738 0 V2
+P00851_E02.dat 16 14575.728130899937(12469)/mV 16 0 12469 52018 0 V3
+P00851_E02.dat 16 19824.65716680637(13426)/mV 16 0 13426 39190 0 V4
+P00851_E02.dat 16 33797.58884172226(-5554)/mV 16 0 -5471 59286 0 V5
+P00851_E02.dat 16 24437.941448382127(-1790)/mV 16 0 -1750 23291 0 V6
+# Male 4782
+# Atrial septal defect
+# Sinus bradycardia;Occasional+Ventricular premature complex(es);Right ventricular hypertrophy
diff --git "a/data/Child_ecg/P00/P00852\\P00852_E01.dat" "b/data/Child_ecg/P00/P00852\\P00852_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..1f343dc767929815f11149d437889bbf676f9af0
--- /dev/null
+++ "b/data/Child_ecg/P00/P00852\\P00852_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:86db96d697b63f5c39e936f618389b3c973422d953a2cc0895d6ead88248ac2d
+size 720000
diff --git "a/data/Child_ecg/P00/P00852\\P00852_E01.hea" "b/data/Child_ecg/P00/P00852\\P00852_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..bc9ec98c534981f5b2f92a465d212a1c26298894
--- /dev/null
+++ "b/data/Child_ecg/P00/P00852\\P00852_E01.hea"
@@ -0,0 +1,16 @@
+P00852_E01 12 500 30000
+P00852_E01.dat 16 71982.52745552978(12679)/mV 16 0 12796 52054 0 I
+P00852_E01.dat 16 56206.57069933639(-19326)/mV 16 0 -19372 54861 0 II
+P00852_E01.dat 16 49231.83728813559(-18584)/mV 16 0 -18744 58943 0 III
+P00852_E01.dat 16 74936.65573770492(7409)/mV 16 0 7409 28122 0 AVR
+P00852_E01.dat 16 64455.93455003147(17243)/mV 16 0 17400 21567 0 AVL
+P00852_E01.dat 16 54943.11066195048(-19494)/mV 16 0 -19583 39413 0 AVF
+P00852_E01.dat 16 36121.389766266584(-18807)/mV 16 0 -19571 34224 0 V1
+P00852_E01.dat 16 29348.516516516516(5409)/mV 16 0 4717 31144 0 V2
+P00852_E01.dat 16 22965.570926143024(5494)/mV 16 0 4952 65204 0 V3
+P00852_E01.dat 16 21262.92990904227(6042)/mV 16 0 5229 59054 0 V4
+P00852_E01.dat 16 24313.62949308756(-7005)/mV 16 0 -7064 34333 0 V5
+P00852_E01.dat 16 14247.496588324488(3937)/mV 16 0 4076 6612 0 V6
+# Female 2776
+# Atrial septal defect
+# Elevation+ST deviation;ST deviation with T-wave change;Inversion+T-wave abnormality
diff --git "a/data/Child_ecg/P00/P00853\\P00853_E01.dat" "b/data/Child_ecg/P00/P00853\\P00853_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..283b4b1bc0dbfa8f1330ebee1dc8f3b3667dbe40
--- /dev/null
+++ "b/data/Child_ecg/P00/P00853\\P00853_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:88ee5cb78a0e945ed3b36877eff00920f1386cff54b098303cee59e4ddabb1ff
+size 360000
diff --git "a/data/Child_ecg/P00/P00853\\P00853_E01.hea" "b/data/Child_ecg/P00/P00853\\P00853_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..be1fa23d75dfc55a6b064756db7918b275ddad11
--- /dev/null
+++ "b/data/Child_ecg/P00/P00853\\P00853_E01.hea"
@@ -0,0 +1,16 @@
+P00853_E01 12 500 15000
+P00853_E01.dat 16 25104.264294790344(-13473)/mV 16 0 -13167 25862 0 I
+P00853_E01.dat 16 1269.7960140679952(1081)/mV 16 0 1130 36724 0 II
+P00853_E01.dat 16 1270.9700176366844(1013)/mV 16 0 1046 52414 0 III
+P00853_E01.dat 16 1269.0457209847598(1061)/mV 16 0 1029 26556 0 AVR
+P00853_E01.dat 16 1269.4146627565983(1051)/mV 16 0 1043 49550 0 AVL
+P00853_E01.dat 16 1269.7840375586854(1041)/mV 16 0 1081 23070 0 AVF
+P00853_E01.dat 16 1269.0457209847598(1061)/mV 16 0 1189 44810 0 V1
+P00853_E01.dat 16 1269.4146627565983(1051)/mV 16 0 910 30460 0 V2
+P00853_E01.dat 16 1269.7840375586854(1041)/mV 16 0 1166 33847 0 V3
+P00853_E01.dat 16 1270.1971830985915(1052)/mV 16 0 1448 11430 0 V4
+P00853_E01.dat 16 1270.9377203290246(1032)/mV 16 0 1077 41996 0 V5
+P00853_E01.dat 16 1270.9430416911332(1052)/mV 16 0 1097 12901 0 V6
+# Male 1047
+# Atrial septal defect
+# Sinus tachycardia
diff --git "a/data/Child_ecg/P00/P00854\\P00854_E01.dat" "b/data/Child_ecg/P00/P00854\\P00854_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..05e0a5fde7b7aa4bd2b329704545acbc1f54f2dc
--- /dev/null
+++ "b/data/Child_ecg/P00/P00854\\P00854_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ce4e7849cdc3851d8cab52402a09eb543b6a29f18d31095605e78538ef4df05d
+size 360000
diff --git "a/data/Child_ecg/P00/P00854\\P00854_E01.hea" "b/data/Child_ecg/P00/P00854\\P00854_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..7c20f46b0f6d5d2f47a97374d41acf6521da9f79
--- /dev/null
+++ "b/data/Child_ecg/P00/P00854\\P00854_E01.hea"
@@ -0,0 +1,16 @@
+P00854_E01 12 500 15000
+P00854_E01.dat 16 109426.73109898675(1509)/mV 16 0 1509 40006 0 I
+P00854_E01.dat 16 32971.128688010045(-19944)/mV 16 0 -19944 62334 0 II
+P00854_E01.dat 16 32252.81195516812(-20121)/mV 16 0 -20121 3976 0 III
+P00854_E01.dat 16 59543.65803732691(15525)/mV 16 0 15525 5707 0 AVR
+P00854_E01.dat 16 61025.99320498301(19856)/mV 16 0 19856 60450 0 AVL
+P00854_E01.dat 16 32713.177820267687(-20236)/mV 16 0 -20236 46899 0 AVF
+P00854_E01.dat 16 48715.32966168371(-2534)/mV 16 0 -2574 57385 0 V1
+P00854_E01.dat 16 13562.430298146655(106)/mV 16 0 227 53933 0 V2
+P00854_E01.dat 16 19877.04844720497(-1515)/mV 16 0 -1499 40127 0 V3
+P00854_E01.dat 16 21062.592709984154(-6809)/mV 16 0 -6792 3490 0 V4
+P00854_E01.dat 16 35364.83162055336(-10923)/mV 16 0 -10923 34874 0 V5
+P00854_E01.dat 16 53522.221282593375(-14225)/mV 16 0 -14225 22427 0 V6
+# Female 476
+# Acute myocarditis
+# Ectopic atrial tachycardia, unifocal;AV conduction ratio N:D;AV block, varying conduction
diff --git "a/data/Child_ecg/P00/P00855\\P00855_E01.dat" "b/data/Child_ecg/P00/P00855\\P00855_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..f3c673b04dd62e8abbcd8f22fc7cfff1aa3796ab
--- /dev/null
+++ "b/data/Child_ecg/P00/P00855\\P00855_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f391c74cb1b6b52fb780226c636bf75511be9af81564b1c33e6ec99903e6d2de
+size 360000
diff --git "a/data/Child_ecg/P00/P00855\\P00855_E01.hea" "b/data/Child_ecg/P00/P00855\\P00855_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..ff6b9b2f25c436688cea4aa90924f50900f41695
--- /dev/null
+++ "b/data/Child_ecg/P00/P00855\\P00855_E01.hea"
@@ -0,0 +1,16 @@
+P00855_E01 12 500 15000
+P00855_E01.dat 16 67870.3515944399(-12502)/mV 16 0 -12502 15729 0 I
+P00855_E01.dat 16 40806.183966244724(-9156)/mV 16 0 -9156 37866 0 II
+P00855_E01.dat 16 63608.58317757009(466)/mV 16 0 466 49266 0 III
+P00855_E01.dat 16 53460.71497584541(10461)/mV 16 0 10461 44808 0 AVR
+P00855_E01.dat 16 98954.92407298411(-12244)/mV 16 0 -12244 23265 0 AVL
+P00855_E01.dat 16 54834.9547631719(-7612)/mV 16 0 -7612 21094 0 AVF
+P00855_E01.dat 16 25715.973590655154(-8043)/mV 16 0 -8022 19875 0 V1
+P00855_E01.dat 16 18083.119133574008(6366)/mV 16 0 6469 60977 0 V2
+P00855_E01.dat 16 15962.460986547085(1995)/mV 16 0 2086 50429 0 V3
+P00855_E01.dat 16 22663.280733944954(-8643)/mV 16 0 -8643 50699 0 V4
+P00855_E01.dat 16 33221.19448698316(-11582)/mV 16 0 -11582 61244 0 V5
+P00855_E01.dat 16 51878.33502538071(-12806)/mV 16 0 -12848 12838 0 V6
+# Male 1983
+# Atrial septal defect (Foramen ovale);Ventricular septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00856\\P00856_E01.dat" "b/data/Child_ecg/P00/P00856\\P00856_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..124d58f75781301bf84dab692b210ec5f58cf9f6
--- /dev/null
+++ "b/data/Child_ecg/P00/P00856\\P00856_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5d48adf1683de112d289f0f174e432636964bf30730ec49fbafe5d96e54dc0f9
+size 276000
diff --git "a/data/Child_ecg/P00/P00856\\P00856_E01.hea" "b/data/Child_ecg/P00/P00856\\P00856_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..1066961026b4d39cd55727e7f544f0544270c52b
--- /dev/null
+++ "b/data/Child_ecg/P00/P00856\\P00856_E01.hea"
@@ -0,0 +1,16 @@
+P00856_E01 12 500 11500
+P00856_E01.dat 16 43902.99212598425(-97)/mV 16 0 -97 25054 0 I
+P00856_E01.dat 16 1516.8735632183907(225)/mV 16 0 225 57469 0 II
+P00856_E01.dat 16 1513.5655913978494(224)/mV 16 0 224 53546 0 III
+P00856_E01.dat 16 1384.6370683579985(-2067)/mV 16 0 -2067 18562 0 AVR
+P00856_E01.dat 16 1387.3883016208597(-2006)/mV 16 0 -2006 51483 0 AVL
+P00856_E01.dat 16 1520.1844380403459(202)/mV 16 0 202 59891 0 AVF
+P00856_E01.dat 16 1560.327221438646(1804)/mV 16 0 1804 57972 0 V1
+P00856_E01.dat 16 3711.6087620988283(24154)/mV 16 0 24154 14954 0 V2
+P00856_E01.dat 16 2002.444577591372(-6657)/mV 16 0 -6657 20484 0 V3
+P00856_E01.dat 16 3718.6263454638647(23913)/mV 16 0 23913 61128 0 V4
+P00856_E01.dat 16 2618.890005583473(3877)/mV 16 0 3877 16599 0 V5
+P00856_E01.dat 16 3690.386248736097(24261)/mV 16 0 24261 65527 0 V6
+# Female 451
+# Ventricular septal defect
+# Depression+ST deviation
diff --git "a/data/Child_ecg/P00/P00857\\P00857_E01.dat" "b/data/Child_ecg/P00/P00857\\P00857_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..bdcd9c9fc3da59afbe74c88d4ec207191dd6fcdc
--- /dev/null
+++ "b/data/Child_ecg/P00/P00857\\P00857_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:838cc32594ba106f433c12a21cadd5727e57d743dffc870276defa556bc9ec91
+size 192000
diff --git "a/data/Child_ecg/P00/P00857\\P00857_E01.hea" "b/data/Child_ecg/P00/P00857\\P00857_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..eab5c5d6bbaaa4b0e7653269ec7dd394e809d6f8
--- /dev/null
+++ "b/data/Child_ecg/P00/P00857\\P00857_E01.hea"
@@ -0,0 +1,16 @@
+P00857_E01 12 500 8000
+P00857_E01.dat 16 41055.83723296032(-13061)/mV 16 0 -13328 47490 0 I
+P00857_E01.dat 16 68493.36073553273(-1848)/mV 16 0 -2182 53053 0 II
+P00857_E01.dat 16 48225.614953271026(17625)/mV 16 0 17664 53142 0 III
+P00857_E01.dat 16 55759.03825136612(7092)/mV 16 0 7410 56615 0 AVR
+P00857_E01.dat 16 47584.88822205552(-17281)/mV 16 0 -17475 64917 0 AVL
+P00857_E01.dat 16 78508.89942763696(14116)/mV 16 0 13988 7880 0 AVF
+P00857_E01.dat 16 24393.189326556545(4728)/mV 16 0 4847 48770 0 V1
+P00857_E01.dat 16 15168.61221486387(7495)/mV 16 0 7507 19942 0 V2
+P00857_E01.dat 16 17376.144505770197(1052)/mV 16 0 1010 19815 0 V3
+P00857_E01.dat 16 16123.387387387387(-4803)/mV 16 0 -4855 6484 0 V4
+P00857_E01.dat 16 1254.5790754257907(-540)/mV 16 0 -546 64769 0 V5
+P00857_E01.dat 16 1540.2444733420025(4247)/mV 16 0 4236 44717 0 V6
+# Female 1939
+# Ventricular septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00858\\P00858_E01.dat" "b/data/Child_ecg/P00/P00858\\P00858_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..162d0d0aece3fe073ced8557ccf72b8d37e9769f
--- /dev/null
+++ "b/data/Child_ecg/P00/P00858\\P00858_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:af979cee1074f6c7fc672f17ead88eef548210c72458e9a47b3b05fd675406ff
+size 360000
diff --git "a/data/Child_ecg/P00/P00858\\P00858_E01.hea" "b/data/Child_ecg/P00/P00858\\P00858_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..eab0c1b54c61a18b5acad30ea7a06815f4033bae
--- /dev/null
+++ "b/data/Child_ecg/P00/P00858\\P00858_E01.hea"
@@ -0,0 +1,16 @@
+P00858_E01 12 500 15000
+P00858_E01.dat 16 65804.96810506567(-7078)/mV 16 0 -7132 12918 0 I
+P00858_E01.dat 16 32626.111054508405(-17131)/mV 16 0 -17158 7143 0 II
+P00858_E01.dat 16 45091.86690017513(-23338)/mV 16 0 -23338 17043 0 III
+P00858_E01.dat 16 44857.256931608135(14631)/mV 16 0 14667 53941 0 AVR
+P00858_E01.dat 16 92368.72473867596(19010)/mV 16 0 19010 44003 0 AVL
+P00858_E01.dat 16 38616.332577475434(-20294)/mV 16 0 -20325 22190 0 AVF
+P00858_E01.dat 16 31270.305584826132(-3787)/mV 16 0 -3787 60689 0 V1
+P00858_E01.dat 16 22016.0(-5634)/mV 16 0 -5652 48329 0 V2
+P00858_E01.dat 16 1235.3962264150944(-29)/mV 16 0 -30 20289 0 V3
+P00858_E01.dat 16 14719.299153807864(-3889)/mV 16 0 -3937 49637 0 V4
+P00858_E01.dat 16 23545.512143611406(-10992)/mV 16 0 -11049 30175 0 V5
+P00858_E01.dat 16 5874.068027210885(-5783)/mV 16 0 -5802 61821 0 V6
+# Male 988
+# Kawasaki disease
+# Sinus arrhythmia
diff --git "a/data/Child_ecg/P00/P00859\\P00859_E01.dat" "b/data/Child_ecg/P00/P00859\\P00859_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..680670e3c3d72d93ad36652b6e3a88b47abdca36
--- /dev/null
+++ "b/data/Child_ecg/P00/P00859\\P00859_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ee2a0e8c91c07e375f7155d56ad940063a18c0c2e76eddd4555091f00129ad6f
+size 360000
diff --git "a/data/Child_ecg/P00/P00859\\P00859_E01.hea" "b/data/Child_ecg/P00/P00859\\P00859_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..87286974952fbf7ff2990c34108372542a979527
--- /dev/null
+++ "b/data/Child_ecg/P00/P00859\\P00859_E01.hea"
@@ -0,0 +1,16 @@
+P00859_E01 12 500 15000
+P00859_E01.dat 16 16031.140764849471(5714)/mV 16 0 5714 34996 0 I
+P00859_E01.dat 16 32465.093167701863(8068)/mV 16 0 8174 64872 0 II
+P00859_E01.dat 16 14050.630136986301(-714)/mV 16 0 -680 61932 0 III
+P00859_E01.dat 16 31856.858626658974(-5810)/mV 16 0 -5862 31388 0 AVR
+P00859_E01.dat 16 16004.49306122449(5525)/mV 16 0 5512 23954 0 AVL
+P00859_E01.dat 16 22511.213114754097(6122)/mV 16 0 6177 47278 0 AVF
+P00859_E01.dat 16 39979.70209205021(-9439)/mV 16 0 -9472 63963 0 V1
+P00859_E01.dat 16 13264.33708966193(-6329)/mV 16 0 -6329 58832 0 V2
+P00859_E01.dat 16 11808.05049973698(-10846)/mV 16 0 -10865 54857 0 V3
+P00859_E01.dat 16 16019.464611072179(-10443)/mV 16 0 -10443 31956 0 V4
+P00859_E01.dat 16 35226.633039092056(-5487)/mV 16 0 -5487 52758 0 V5
+P00859_E01.dat 16 43448.0(-5612)/mV 16 0 -5612 22779 0 V6
+# Male 1534
+# Ventricular septal defect
+# Left anterior fascicular block;Left ventricular high voltage
diff --git "a/data/Child_ecg/P00/P00860\\P00860_E01.dat" "b/data/Child_ecg/P00/P00860\\P00860_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..c850a326727d7f206fce77ad969dcf593be2a189
--- /dev/null
+++ "b/data/Child_ecg/P00/P00860\\P00860_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9e048c70dee28e3061ab6e9ee52fb8caba42a81ff5aa6c7085c8278403e1e4b1
+size 360000
diff --git "a/data/Child_ecg/P00/P00860\\P00860_E01.hea" "b/data/Child_ecg/P00/P00860\\P00860_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..40d45eb33bf1c89d486604bd9cecfd915abc66c1
--- /dev/null
+++ "b/data/Child_ecg/P00/P00860\\P00860_E01.hea"
@@ -0,0 +1,16 @@
+P00860_E01 12 500 15000
+P00860_E01.dat 16 11654.427234042552(-6021)/mV 16 0 -6012 14263 0 I
+P00860_E01.dat 16 11573.928393005828(-5618)/mV 16 0 -5609 43979 0 II
+P00860_E01.dat 16 38100.44092707744(-16312)/mV 16 0 -16312 39375 0 III
+P00860_E01.dat 16 11731.956989247312(5591)/mV 16 0 5581 49839 0 AVR
+P00860_E01.dat 16 22708.9581239531(-6288)/mV 16 0 -6270 57705 0 AVL
+P00860_E01.dat 16 19238.886075949365(-9019)/mV 16 0 -9019 26717 0 AVF
+P00860_E01.dat 16 24446.50915141431(-4071)/mV 16 0 -4051 14483 0 V1
+P00860_E01.dat 16 14344.991219512194(-4049)/mV 16 0 -4026 17019 0 V2
+P00860_E01.dat 16 11589.701915070775(-5581)/mV 16 0 -5581 52267 0 V3
+P00860_E01.dat 16 10601.268755935422(-10964)/mV 16 0 -10955 52817 0 V4
+P00860_E01.dat 16 13106.170854271357(-12391)/mV 16 0 -12412 27231 0 V5
+P00860_E01.dat 16 15497.726443768997(-12850)/mV 16 0 -12850 14618 0 V6
+# Female 935
+# Acute myocarditis
+# Supraventricular tachycardia
diff --git "a/data/Child_ecg/P00/P00860\\P00860_E02.dat" "b/data/Child_ecg/P00/P00860\\P00860_E02.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..4c01a1530b325ba2b72da62045eb95305c13ed15
--- /dev/null
+++ "b/data/Child_ecg/P00/P00860\\P00860_E02.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fe42fd296b5b10d4fd9d88d94b224e9edb56261ab633dcea10761c3447cc8959
+size 360000
diff --git "a/data/Child_ecg/P00/P00860\\P00860_E02.hea" "b/data/Child_ecg/P00/P00860\\P00860_E02.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..d59dee43b001aea770a08fa598950a50a331b883
--- /dev/null
+++ "b/data/Child_ecg/P00/P00860\\P00860_E02.hea"
@@ -0,0 +1,16 @@
+P00860_E02 12 500 15000
+P00860_E02.dat 16 55898.63729346971(1924)/mV 16 0 1924 61402 0 I
+P00860_E02.dat 16 33781.4234741784(-15200)/mV 16 0 -15200 43377 0 II
+P00860_E02.dat 16 33891.555555555555(-16086)/mV 16 0 -16086 42691 0 III
+P00860_E02.dat 16 54513.545796737766(9662)/mV 16 0 9662 27321 0 AVR
+P00860_E02.dat 16 51235.70753655793(11714)/mV 16 0 11714 48693 0 AVL
+P00860_E02.dat 16 35032.67548321465(-15952)/mV 16 0 -15952 27682 0 AVF
+P00860_E02.dat 16 37457.23238973009(-4985)/mV 16 0 -5015 9396 0 V1
+P00860_E02.dat 16 19107.700680272108(-10823)/mV 16 0 -10870 7003 0 V2
+P00860_E02.dat 16 13147.479224376732(-4957)/mV 16 0 -4978 47045 0 V3
+P00860_E02.dat 16 11077.14188034188(-7454)/mV 16 0 -7445 65208 0 V4
+P00860_E02.dat 16 13327.6766687079(-11513)/mV 16 0 -11491 36789 0 V5
+P00860_E02.dat 16 23619.670822942644(-14268)/mV 16 0 -14249 52025 0 V6
+# Female 936
+# Acute myocarditis
+# Ectopic atrial tachycardia, unifocal;AV block, varying conduction
diff --git "a/data/Child_ecg/P00/P00860\\P00860_E03.dat" "b/data/Child_ecg/P00/P00860\\P00860_E03.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..774cfeff35aa09b161e88798ce8e5564d2ffb9d4
--- /dev/null
+++ "b/data/Child_ecg/P00/P00860\\P00860_E03.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:30913e0a6ea0966c094082182e6f0ee97a56c3c1a05decbedca625a78b1fe721
+size 360000
diff --git "a/data/Child_ecg/P00/P00860\\P00860_E03.hea" "b/data/Child_ecg/P00/P00860\\P00860_E03.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..019fe45aeb6dda7e8e4894b77d449c6849fb1178
--- /dev/null
+++ "b/data/Child_ecg/P00/P00860\\P00860_E03.hea"
@@ -0,0 +1,16 @@
+P00860_E03 12 500 15000
+P00860_E03.dat 16 45635.11045655375(-2507)/mV 16 0 -2507 23469 0 I
+P00860_E03.dat 16 36860.00390243903(-14319)/mV 16 0 -14319 6653 0 II
+P00860_E03.dat 16 37478.60217176703(-14229)/mV 16 0 -14229 64056 0 III
+P00860_E03.dat 16 49902.613583138176(8851)/mV 16 0 8851 41700 0 AVR
+P00860_E03.dat 16 45979.307648073605(6275)/mV 16 0 6275 7769 0 AVL
+P00860_E03.dat 16 42824.04790419162(-18799)/mV 16 0 -18799 49043 0 AVF
+P00860_E03.dat 16 64759.52078928823(-10332)/mV 16 0 -10332 36388 0 V1
+P00860_E03.dat 16 20866.5702811245(-7397)/mV 16 0 -7397 31984 0 V2
+P00860_E03.dat 16 14742.23803009576(-11719)/mV 16 0 -11719 30573 0 V3
+P00860_E03.dat 16 19048.222469410455(-16044)/mV 16 0 -16044 48785 0 V4
+P00860_E03.dat 16 39195.88118811881(-17303)/mV 16 0 -17303 27686 0 V5
+P00860_E03.dat 16 52038.8608(-16886)/mV 16 0 -16928 56214 0 V6
+# Female 920
+# Acute myocarditis
+# Ectopic atrial tachycardia, unifocal;Intraventricular conduction delay
diff --git "a/data/Child_ecg/P00/P00861\\P00861_E01.dat" "b/data/Child_ecg/P00/P00861\\P00861_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..80516d05e3455bf32e47745f855d7ddcf3040e81
--- /dev/null
+++ "b/data/Child_ecg/P00/P00861\\P00861_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a278668924790b572d9eae5ff3dd4417224de001503450bd96b9cb73a8c54aa2
+size 360000
diff --git "a/data/Child_ecg/P00/P00861\\P00861_E01.hea" "b/data/Child_ecg/P00/P00861\\P00861_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..9e1254f29dce88c7404fd6cb92a51ba2472594ff
--- /dev/null
+++ "b/data/Child_ecg/P00/P00861\\P00861_E01.hea"
@@ -0,0 +1,16 @@
+P00861_E01 12 500 15000
+P00861_E01.dat 16 39748.60643185299(17928)/mV 16 0 276 27792 0 I
+P00861_E01.dat 16 66689.2427184466(-10966)/mV 16 0 -5976 28158 0 II
+P00861_E01.dat 16 41613.95028680688(-22140)/mV 16 0 -500 43625 0 III
+P00861_E01.dat 16 57416.31780284453(-4185)/mV 16 0 6370 31811 0 AVR
+P00861_E01.dat 16 42766.739393939395(22362)/mV 16 0 1762 58663 0 AVL
+P00861_E01.dat 16 69253.60761904762(-15014)/mV 16 0 5546 64232 0 AVF
+P00861_E01.dat 16 20561.512437810947(-26713)/mV 16 0 5595 27295 0 V1
+P00861_E01.dat 16 15628.93574547723(-20534)/mV 16 0 22049 13513 0 V2
+P00861_E01.dat 16 16415.209225700164(-13306)/mV 16 0 8704 64279 0 V3
+P00861_E01.dat 16 23171.916264090178(-4662)/mV 16 0 16338 52807 0 V4
+P00861_E01.dat 16 41981.03188405797(-11551)/mV 16 0 502 45178 0 V5
+P00861_E01.dat 16 43363.89257503949(-5961)/mV 16 0 -4233 52555 0 V6
+# Female 483
+# Tetralogy of Fallot
+# Otherwise normal ECG
diff --git "a/data/Child_ecg/P00/P00862\\P00862_E01.dat" "b/data/Child_ecg/P00/P00862\\P00862_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..742607953badd9a1b1586031ff21bedd9e0ce4e7
--- /dev/null
+++ "b/data/Child_ecg/P00/P00862\\P00862_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2b366240d5441dd47161a1b53abd51f955456f2427e1eb35555a3d39b6b1ae33
+size 270000
diff --git "a/data/Child_ecg/P00/P00862\\P00862_E01.hea" "b/data/Child_ecg/P00/P00862\\P00862_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..a202e841590161fb47424fb729e9d8513afa3f52
--- /dev/null
+++ "b/data/Child_ecg/P00/P00862\\P00862_E01.hea"
@@ -0,0 +1,13 @@
+P00862_E01 9 500 15000
+P00862_E01.dat 16 66409.44835965979(-6080)/mV 16 0 -6080 13940 0 I
+P00862_E01.dat 16 36431.04988123516(12167)/mV 16 0 12167 25171 0 II
+P00862_E01.dat 16 41791.349152542374(15391)/mV 16 0 15391 25730 0 III
+P00862_E01.dat 16 55401.10730948678(-6676)/mV 16 0 -6676 36772 0 AVR
+P00862_E01.dat 16 62597.84566929134(-13358)/mV 16 0 -13358 52844 0 AVL
+P00862_E01.dat 16 40406.69579831933(14190)/mV 16 0 14190 39547 0 AVF
+P00862_E01.dat 16 22264.267090620033(-5415)/mV 16 0 -5397 45214 0 V1
+P00862_E01.dat 16 10103.208381839348(1134)/mV 16 0 1134 25120 0 V3
+P00862_E01.dat 16 12685.421994884911(5983)/mV 16 0 5921 22390 0 V5
+# Male 631
+# Ventricular septal defect
+# Left anterior fascicular block
diff --git "a/data/Child_ecg/P00/P00863\\P00863_E01.dat" "b/data/Child_ecg/P00/P00863\\P00863_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..f60bd2f46b5d297731e24232010a469764a1279f
--- /dev/null
+++ "b/data/Child_ecg/P00/P00863\\P00863_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4047d1dc2abdc8e4e416a7f2013e9200a96d0a499299c1cc43d00bd7fcf07208
+size 432000
diff --git "a/data/Child_ecg/P00/P00863\\P00863_E01.hea" "b/data/Child_ecg/P00/P00863\\P00863_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..2c25bbf77e1e48b467e387044813de027d308c23
--- /dev/null
+++ "b/data/Child_ecg/P00/P00863\\P00863_E01.hea"
@@ -0,0 +1,16 @@
+P00863_E01 12 500 18000
+P00863_E01.dat 16 41093.9921037789(2809)/mV 16 0 4581 39653 0 I
+P00863_E01.dat 16 39660.92686261107(-4435)/mV 16 0 -4887 15267 0 II
+P00863_E01.dat 16 42270.482090997095(-11446)/mV 16 0 -13750 14036 0 III
+P00863_E01.dat 16 46328.221471978395(735)/mV 16 0 19 37608 0 AVR
+P00863_E01.dat 16 44426.098081023454(7928)/mV 16 0 10096 18436 0 AVL
+P00863_E01.dat 16 54613.333333333336(-7927)/mV 16 0 -9749 55869 0 AVF
+P00863_E01.dat 16 28640.789550072568(-13496)/mV 16 0 -15919 48887 0 V1
+P00863_E01.dat 16 12580.677279305355(1191)/mV 16 0 14 41875 0 V2
+P00863_E01.dat 16 26451.20469552458(2441)/mV 16 0 4722 19201 0 V3
+P00863_E01.dat 16 19530.372562205783(-4406)/mV 16 0 -3230 48381 0 V4
+P00863_E01.dat 16 17127.533799533798(-4065)/mV 16 0 -4065 50676 0 V5
+P00863_E01.dat 16 25879.83555018138(-11866)/mV 16 0 -10961 20450 0 V6
+# Female 1163
+# Atrial septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00864\\P00864_E01.dat" "b/data/Child_ecg/P00/P00864\\P00864_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..94f959179eab52b9167f6e92a5fe0c03281c0a20
--- /dev/null
+++ "b/data/Child_ecg/P00/P00864\\P00864_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cde9026b0511a93e1ecac5503d5f4c9a6dc5f1326a8dd706f33483b5cba906c9
+size 270000
diff --git "a/data/Child_ecg/P00/P00864\\P00864_E01.hea" "b/data/Child_ecg/P00/P00864\\P00864_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..8b8d08fb02ab7a856792c95540680fde1bc2a858
--- /dev/null
+++ "b/data/Child_ecg/P00/P00864\\P00864_E01.hea"
@@ -0,0 +1,13 @@
+P00864_E01 9 500 15000
+P00864_E01.dat 16 56132.57501963865(2124)/mV 16 0 2124 63852 0 I
+P00864_E01.dat 16 65072.955097728474(-2693)/mV 16 0 -2693 33289 0 II
+P00864_E01.dat 16 90196.2284843869(-3854)/mV 16 0 -3854 1050 0 III
+P00864_E01.dat 16 63667.414725069895(590)/mV 16 0 590 42198 0 AVR
+P00864_E01.dat 16 79911.27133269414(7930)/mV 16 0 7930 21354 0 AVL
+P00864_E01.dat 16 103161.73572593801(-1889)/mV 16 0 -1889 12805 0 AVF
+P00864_E01.dat 16 38204.85736554949(-8833)/mV 16 0 -8833 20515 0 V1
+P00864_E01.dat 16 11978.8(-2820)/mV 16 0 -2839 0 0 V3
+P00864_E01.dat 16 25001.86011342155(-6935)/mV 16 0 -6935 8092 0 V5
+# Male 687
+# Ventricular septal defect
+# Frequent+Atrial premature complex(es);In a bigeminal pattern+Atrial premature complex(es);Right bundle-branch block
diff --git "a/data/Child_ecg/P00/P00865\\P00865_E01.dat" "b/data/Child_ecg/P00/P00865\\P00865_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..41cb8ddfdacc433901af9e96f79d9f185e292858
--- /dev/null
+++ "b/data/Child_ecg/P00/P00865\\P00865_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a571f6c469a71c9f14aa5c4f5a2f2ee2541dd1dc2f75a6939e4e4177833198ed
+size 360000
diff --git "a/data/Child_ecg/P00/P00865\\P00865_E01.hea" "b/data/Child_ecg/P00/P00865\\P00865_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..33118adb8455ae02907f291945f52951249ed25e
--- /dev/null
+++ "b/data/Child_ecg/P00/P00865\\P00865_E01.hea"
@@ -0,0 +1,16 @@
+P00865_E01 12 500 15000
+P00865_E01.dat 16 77849.61601000626(-2376)/mV 16 0 -2376 47921 0 I
+P00865_E01.dat 16 47603.2843385707(-21302)/mV 16 0 -21302 10107 0 II
+P00865_E01.dat 16 52237.243662700464(-20441)/mV 16 0 -20441 12032 0 III
+P00865_E01.dat 16 74738.7012987013(17813)/mV 16 0 17813 63366 0 AVR
+P00865_E01.dat 16 97061.68255631221(12470)/mV 16 0 12470 7329 0 AVL
+P00865_E01.dat 16 50448.122887864825(-20740)/mV 16 0 -20740 15021 0 AVF
+P00865_E01.dat 16 117601.6193870278(7515)/mV 16 0 7515 33934 0 V1
+P00865_E01.dat 16 42072.359978824774(6039)/mV 16 0 6039 27484 0 V2
+P00865_E01.dat 16 54238.45241809673(-7303)/mV 16 0 -7303 41061 0 V3
+P00865_E01.dat 16 47855.424460431655(-21399)/mV 16 0 -21399 26241 0 V4
+P00865_E01.dat 16 48656.15453960077(-23543)/mV 16 0 -23543 61273 0 V5
+P00865_E01.dat 16 44386.57063711911(-21031)/mV 16 0 -21031 207 0 V6
+# Female 5011
+# Otherwise diseases
+# Sinus bradycardia;Sinus arrhythmia
diff --git "a/data/Child_ecg/P00/P00866\\P00866_E01.dat" "b/data/Child_ecg/P00/P00866\\P00866_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..6c725aa438577f9e8f0155a7630b8058e703f4ce
--- /dev/null
+++ "b/data/Child_ecg/P00/P00866\\P00866_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:91fd4f76f29f41dd879fb9b3d8465899fe49e8f14a86846992ee10ae7a869c78
+size 360000
diff --git "a/data/Child_ecg/P00/P00866\\P00866_E01.hea" "b/data/Child_ecg/P00/P00866\\P00866_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..13e7653a8ceb12d76337e64fa17876aa38906dac
--- /dev/null
+++ "b/data/Child_ecg/P00/P00866\\P00866_E01.hea"
@@ -0,0 +1,16 @@
+P00866_E01 12 500 15000
+P00866_E01.dat 16 63470.97203325775(-12266)/mV 16 0 -12266 13511 0 I
+P00866_E01.dat 16 53183.277652370205(-15511)/mV 16 0 -15511 37270 0 II
+P00866_E01.dat 16 129498.34917458729(-16967)/mV 16 0 -16967 56806 0 III
+P00866_E01.dat 16 59755.83882783883(15026)/mV 16 0 15026 21601 0 AVR
+P00866_E01.dat 16 120772.56468273487(-2795)/mV 16 0 -2795 30535 0 AVL
+P00866_E01.dat 16 80860.08050603795(-15602)/mV 16 0 -15602 1739 0 AVF
+P00866_E01.dat 16 36411.12745936698(8800)/mV 16 0 8800 14741 0 V1
+P00866_E01.dat 16 59862.83125707814(-6957)/mV 16 0 -7006 56484 0 V2
+P00866_E01.dat 16 37921.50213371266(-19750)/mV 16 0 -19781 58704 0 V3
+P00866_E01.dat 16 45565.16231195566(-18717)/mV 16 0 -18754 21784 0 V4
+P00866_E01.dat 16 59104.50638080653(-18633)/mV 16 0 -18633 59955 0 V5
+P00866_E01.dat 16 62544.800412583805(-17963)/mV 16 0 -17963 15175 0 V6
+# Female 667
+# Myocarditis
+# Sinus bradycardia;Sinus arrhythmia
diff --git "a/data/Child_ecg/P00/P00867\\P00867_E01.dat" "b/data/Child_ecg/P00/P00867\\P00867_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..a05794e9bdfe17613538ac3691e075429fbafc61
--- /dev/null
+++ "b/data/Child_ecg/P00/P00867\\P00867_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2e34560a48f70b1c66587b4c6c7cc959bac24a74965953623b5a883033472ee8
+size 360000
diff --git "a/data/Child_ecg/P00/P00867\\P00867_E01.hea" "b/data/Child_ecg/P00/P00867\\P00867_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..c9112b530c7e2f92f5406289a4c25d7246eefe75
--- /dev/null
+++ "b/data/Child_ecg/P00/P00867\\P00867_E01.hea"
@@ -0,0 +1,16 @@
+P00867_E01 12 500 15000
+P00867_E01.dat 16 44279.72751091703(-8011)/mV 16 0 -8047 56870 0 I
+P00867_E01.dat 16 43600.84210526316(-19823)/mV 16 0 -19823 48544 0 II
+P00867_E01.dat 16 67179.46982980918(-16866)/mV 16 0 -16866 52568 0 III
+P00867_E01.dat 16 47050.72832369942(14927)/mV 16 0 14965 57486 0 AVR
+P00867_E01.dat 16 66838.56682464456(1664)/mV 16 0 1664 12052 0 AVL
+P00867_E01.dat 16 62582.60358890701(-23401)/mV 16 0 -23401 42401 0 AVF
+P00867_E01.dat 16 25730.791277258566(15629)/mV 16 0 15671 21467 0 V1
+P00867_E01.dat 16 12590.255451713396(14594)/mV 16 0 14635 10951 0 V2
+P00867_E01.dat 16 14547.255014326647(6897)/mV 16 0 6897 24636 0 V3
+P00867_E01.dat 16 16228.71451699946(-3400)/mV 16 0 -3413 14886 0 V4
+P00867_E01.dat 16 25156.400223588596(-10792)/mV 16 0 -10772 44931 0 V5
+P00867_E01.dat 16 1233.5671554252199(96)/mV 16 0 98 50937 0 V6
+# Male 1813
+# Myocarditis
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00867\\P00867_E02.dat" "b/data/Child_ecg/P00/P00867\\P00867_E02.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..a53ad2b86be4b10be68a72d29a4edc0788985955
--- /dev/null
+++ "b/data/Child_ecg/P00/P00867\\P00867_E02.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7ce6f6746e5b7f927d35738384ea77396855dea420ffc6ada8a1c242cf07a910
+size 360000
diff --git "a/data/Child_ecg/P00/P00867\\P00867_E02.hea" "b/data/Child_ecg/P00/P00867\\P00867_E02.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..855499bb9bba8418bc52c1849a007c2eafaf3220
--- /dev/null
+++ "b/data/Child_ecg/P00/P00867\\P00867_E02.hea"
@@ -0,0 +1,16 @@
+P00867_E02 12 500 15000
+P00867_E02.dat 16 57762.490206458446(-6128)/mV 16 0 -6128 31587 0 I
+P00867_E02.dat 16 47033.05311778291(-17851)/mV 16 0 -17851 51995 0 II
+P00867_E02.dat 16 75799.3999006458(-23454)/mV 16 0 -23454 276 0 III
+P00867_E02.dat 16 54479.90665110852(12828)/mV 16 0 12828 22404 0 AVR
+P00867_E02.dat 16 98613.8865161684(6693)/mV 16 0 6693 15632 0 AVL
+P00867_E02.dat 16 65650.04176334107(-22405)/mV 16 0 -22405 55810 0 AVF
+P00867_E02.dat 16 57663.91268758527(8510)/mV 16 0 8510 27567 0 V1
+P00867_E02.dat 16 15059.75087473758(9265)/mV 16 0 9253 4768 0 V2
+P00867_E02.dat 16 14187.329795299469(3782)/mV 16 0 3747 19613 0 V3
+P00867_E02.dat 16 16618.252427184467(-6022)/mV 16 0 -6049 6814 0 V4
+P00867_E02.dat 16 30509.48844621514(-14071)/mV 16 0 -14096 24697 0 V5
+P00867_E02.dat 16 34982.2860136197(-16463)/mV 16 0 -16463 32130 0 V6
+# Male 1807
+# Myocarditis
+# Sinus arrhythmia
diff --git "a/data/Child_ecg/P00/P00868\\P00868_E01.dat" "b/data/Child_ecg/P00/P00868\\P00868_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..6a2fe7969b3fc15b68cd5f5a00616ba0fcd05b0b
--- /dev/null
+++ "b/data/Child_ecg/P00/P00868\\P00868_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:47f1a0f767d7397a26afc8e505e4ab4d3e33094132731b2b08b63708ce756757
+size 360000
diff --git "a/data/Child_ecg/P00/P00868\\P00868_E01.hea" "b/data/Child_ecg/P00/P00868\\P00868_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..c4b854061f0b19d563a49c6aec1940ed72a06e9c
--- /dev/null
+++ "b/data/Child_ecg/P00/P00868\\P00868_E01.hea"
@@ -0,0 +1,16 @@
+P00868_E01 12 500 15000
+P00868_E01.dat 16 80257.12966734555(-18336)/mV 16 0 -18336 18651 0 I
+P00868_E01.dat 16 44499.709342560556(-20208)/mV 16 0 -20208 59812 0 II
+P00868_E01.dat 16 64123.067889908256(-15703)/mV 16 0 -15703 13934 0 III
+P00868_E01.dat 16 60627.07053034445(21377)/mV 16 0 21377 40967 0 AVR
+P00868_E01.dat 16 169942.63819965377(3184)/mV 16 0 3184 18857 0 AVL
+P00868_E01.dat 16 53090.17247706422(-18639)/mV 16 0 -18639 43047 0 AVF
+P00868_E01.dat 16 19564.329621380846(1547)/mV 16 0 1499 51942 0 V1
+P00868_E01.dat 16 13600.641539695269(358)/mV 16 0 303 10343 0 V2
+P00868_E01.dat 16 13739.647509578544(-4751)/mV 16 0 -4840 60781 0 V3
+P00868_E01.dat 16 19355.73168851195(-8251)/mV 16 0 -8251 3447 0 V4
+P00868_E01.dat 16 32895.26577437858(-15966)/mV 16 0 -15993 18442 0 V5
+P00868_E01.dat 16 44037.58690568979(-18973)/mV 16 0 -18973 19629 0 V6
+# Male 2669
+# Myocarditis
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00869\\P00869_E01.dat" "b/data/Child_ecg/P00/P00869\\P00869_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..a14ff532bd520fbe5edb3fd41ec6ac45fa4efabf
--- /dev/null
+++ "b/data/Child_ecg/P00/P00869\\P00869_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d44fbd6926b3bdb469cb5e2f7a440855877b6ea64f0518887a9d2e9ef60eab49
+size 360000
diff --git "a/data/Child_ecg/P00/P00869\\P00869_E01.hea" "b/data/Child_ecg/P00/P00869\\P00869_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..23dd86a56d9242c97abb36cce2ca1e385d564e42
--- /dev/null
+++ "b/data/Child_ecg/P00/P00869\\P00869_E01.hea"
@@ -0,0 +1,16 @@
+P00869_E01 12 500 15000
+P00869_E01.dat 16 7053.469335054874(9912)/mV 16 0 8426 1613 0 I
+P00869_E01.dat 16 15830.78915135608(2574)/mV 16 0 -195 39470 0 II
+P00869_E01.dat 16 6586.634264884568(-11592)/mV 16 0 -11362 41559 0 III
+P00869_E01.dat 16 13153.022831050228(-4637)/mV 16 0 -2102 38285 0 AVR
+P00869_E01.dat 16 6840.576312576312(11002)/mV 16 0 10162 4470 0 AVL
+P00869_E01.dat 16 10349.167584579072(-7076)/mV 16 0 -7800 32053 0 AVF
+P00869_E01.dat 16 2473.6858237547895(-7547)/mV 16 0 -5271 35700 0 V1
+P00869_E01.dat 16 3323.4131169709262(5634)/mV 16 0 4701 62343 0 V2
+P00869_E01.dat 16 3063.659147869674(-4117)/mV 16 0 -4254 17606 0 V3
+P00869_E01.dat 16 1272.1219226260257(1143)/mV 16 0 -707 51792 0 V4
+P00869_E01.dat 16 1602.9686746987952(8810)/mV 16 0 8458 34366 0 V5
+P00869_E01.dat 16 1722.4008138351983(-6312)/mV 16 0 -7167 55481 0 V6
+# Male 648
+# Ventricular septal defect
+# Sinus tachycardia
diff --git "a/data/Child_ecg/P00/P00870\\P00870_E01.dat" "b/data/Child_ecg/P00/P00870\\P00870_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..62fa3f484fcd39b78ba09771a24bfbad6c6d5d51
--- /dev/null
+++ "b/data/Child_ecg/P00/P00870\\P00870_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:dd4c0e5bf69975e9f9033d5b24cbb750ab64fe601244c6a8345c809456e9bf38
+size 360000
diff --git "a/data/Child_ecg/P00/P00870\\P00870_E01.hea" "b/data/Child_ecg/P00/P00870\\P00870_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..c1e75ee563af3aa13cb98d1e121d4da0daf138ff
--- /dev/null
+++ "b/data/Child_ecg/P00/P00870\\P00870_E01.hea"
@@ -0,0 +1,16 @@
+P00870_E01 12 500 15000
+P00870_E01.dat 16 72565.01247248716(-8620)/mV 16 0 -9682 55701 0 I
+P00870_E01.dat 16 34715.2125984252(-6934)/mV 16 0 -8911 41436 0 II
+P00870_E01.dat 16 49107.81078838174(-3873)/mV 16 0 -5950 54616 0 III
+P00870_E01.dat 16 49397.61336515513(7658)/mV 16 0 9426 24831 0 AVR
+P00870_E01.dat 16 95780.55087127599(-11967)/mV 16 0 -10720 23568 0 AVL
+P00870_E01.dat 16 42258.028169014084(-6397)/mV 16 0 -8494 47884 0 AVF
+P00870_E01.dat 16 27234.60489741893(7420)/mV 16 0 7154 7614 0 V1
+P00870_E01.dat 16 17398.65043478261(6312)/mV 16 0 6043 59636 0 V2
+P00870_E01.dat 16 11285.976255707763(-8630)/mV 16 0 -9410 9434 0 V3
+P00870_E01.dat 16 12578.469398616286(-9686)/mV 16 0 -11139 38661 0 V4
+P00870_E01.dat 16 22973.75325977934(-10399)/mV 16 0 -13184 18647 0 V5
+P00870_E01.dat 16 38378.278787878786(-11123)/mV 16 0 -14370 61690 0 V6
+# Female 2803
+# Atrial septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00871\\P00871_E01.dat" "b/data/Child_ecg/P00/P00871\\P00871_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..edea911bf38020e43f72c011ad24d0e1520ccc69
--- /dev/null
+++ "b/data/Child_ecg/P00/P00871\\P00871_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e6abc581688c45df6297f8a6e5525800b26ba47a5599248ab30b51e8cf945c76
+size 360000
diff --git "a/data/Child_ecg/P00/P00871\\P00871_E01.hea" "b/data/Child_ecg/P00/P00871\\P00871_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..c6c1f311fd68a1a2acf66d9d613ae2b4ab95a674
--- /dev/null
+++ "b/data/Child_ecg/P00/P00871\\P00871_E01.hea"
@@ -0,0 +1,16 @@
+P00871_E01 12 500 15000
+P00871_E01.dat 16 40930.698795180724(-6226)/mV 16 0 -5327 40255 0 I
+P00871_E01.dat 16 68282.51630735213(-2610)/mV 16 0 -2055 31470 0 II
+P00871_E01.dat 16 65984.74131274132(612)/mV 16 0 -247 21908 0 III
+P00871_E01.dat 16 54172.58927359131(6196)/mV 16 0 5359 40819 0 AVR
+P00871_E01.dat 16 51481.348795718106(-4588)/mV 16 0 -3667 8330 0 AVL
+P00871_E01.dat 16 140608.2471042471(2797)/mV 16 0 2568 63030 0 AVF
+P00871_E01.dat 16 67818.24836601307(-2368)/mV 16 0 -3030 18343 0 V1
+P00871_E01.dat 16 63877.51560178306(-11776)/mV 16 0 -11568 11995 0 V2
+P00871_E01.dat 16 35885.5907953977(2260)/mV 16 0 3078 62786 0 V3
+P00871_E01.dat 16 24890.757502027576(-2796)/mV 16 0 -1865 64223 0 V4
+P00871_E01.dat 16 26566.185645933016(-5656)/mV 16 0 -4727 55346 0 V5
+P00871_E01.dat 16 37827.03112313938(-5468)/mV 16 0 -4545 680 0 V6
+# Female 1515
+# Atrial septal defect
+# Incomplete right bundle-branch block
diff --git "a/data/Child_ecg/P00/P00871\\P00871_E02.dat" "b/data/Child_ecg/P00/P00871\\P00871_E02.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..af67aff3f55941ba7f1592d225822f1bcde22899
--- /dev/null
+++ "b/data/Child_ecg/P00/P00871\\P00871_E02.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:70c5a0b92425f6310248bc41ee18e535ce8ed39fffbed681d9e29ecdc9b9d567
+size 360000
diff --git "a/data/Child_ecg/P00/P00871\\P00871_E02.hea" "b/data/Child_ecg/P00/P00871\\P00871_E02.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..4b0a7571859a1f3094c01fba7742b94acdc3cb36
--- /dev/null
+++ "b/data/Child_ecg/P00/P00871\\P00871_E02.hea"
@@ -0,0 +1,16 @@
+P00871_E02 12 500 15000
+P00871_E02.dat 16 54994.20119630234(-8076)/mV 16 0 -8165 58236 0 I
+P00871_E02.dat 16 54915.48638132296(-5202)/mV 16 0 -5247 18127 0 II
+P00871_E02.dat 16 75847.78094194962(1046)/mV 16 0 1108 14752 0 III
+P00871_E02.dat 16 58904.04901293397(9484)/mV 16 0 9532 56943 0 AVR
+P00871_E02.dat 16 74728.76788830715(-1405)/mV 16 0 -1466 21112 0 AVL
+P00871_E02.dat 16 81366.23388476897(2056)/mV 16 0 2056 56655 0 AVF
+P00871_E02.dat 16 45204.94545454546(-9701)/mV 16 0 -9664 62249 0 V1
+P00871_E02.dat 16 41359.653078924544(-9482)/mV 16 0 -9482 53700 0 V2
+P00871_E02.dat 16 24130.331983805667(-9485)/mV 16 0 -9505 29710 0 V3
+P00871_E02.dat 16 34098.335343787694(-5162)/mV 16 0 -5134 57829 0 V4
+P00871_E02.dat 16 20641.0276854928(-14565)/mV 16 0 -14716 8978 0 V5
+P00871_E02.dat 16 27597.8281124498(-15990)/mV 16 0 -16170 29107 0 V6
+# Female 1511
+# Atrial septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00872\\P00872_E01.dat" "b/data/Child_ecg/P00/P00872\\P00872_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..9271cce1d00f7f2ccc7447f40ee3ffb81ea85e4a
--- /dev/null
+++ "b/data/Child_ecg/P00/P00872\\P00872_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e1ebf7767c3628645ade21978ad5571f1e9c46b6ffaed8f4233f19b0fa381dfc
+size 360000
diff --git "a/data/Child_ecg/P00/P00872\\P00872_E01.hea" "b/data/Child_ecg/P00/P00872\\P00872_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..d5ca24163c0eff054975ec6a1620518b64293761
--- /dev/null
+++ "b/data/Child_ecg/P00/P00872\\P00872_E01.hea"
@@ -0,0 +1,16 @@
+P00872_E01 12 500 15000
+P00872_E01.dat 16 36185.07397260274(-13420)/mV 16 0 -13538 48363 0 I
+P00872_E01.dat 16 20055.830177854274(1371)/mV 16 0 1322 58807 0 II
+P00872_E01.dat 16 21508.2489626556(2667)/mV 16 0 2684 32949 0 III
+P00872_E01.dat 16 29484.21480406386(6910)/mV 16 0 7006 9321 0 AVR
+P00872_E01.dat 16 32356.03361344538(-2686)/mV 16 0 -2765 1418 0 AVL
+P00872_E01.dat 16 22663.617269544924(5168)/mV 16 0 5168 62013 0 AVF
+P00872_E01.dat 16 11420.434956637759(669)/mV 16 0 632 26300 0 V1
+P00872_E01.dat 16 27873.96648044693(6213)/mV 16 0 5805 42896 0 V2
+P00872_E01.dat 16 25800.248888888887(-4422)/mV 16 0 -4674 64288 0 V3
+P00872_E01.dat 16 22671.16587677725(-14081)/mV 16 0 -14210 64763 0 V4
+P00872_E01.dat 16 25686.254859611232(-15346)/mV 16 0 -15471 22784 0 V5
+P00872_E01.dat 16 35837.34025974026(-12556)/mV 16 0 -12235 39852 0 V6
+# Male 2827
+# Atrial septal defect
+# Incomplete right bundle-branch block;Right atrial enlargement
diff --git "a/data/Child_ecg/P00/P00873\\P00873_E01.dat" "b/data/Child_ecg/P00/P00873\\P00873_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..d18ac4e3489940e388d481e19bfb7c81ca39a9b8
--- /dev/null
+++ "b/data/Child_ecg/P00/P00873\\P00873_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3ad41722a4a8bd30ace2a4128eaa062b1c07dfb9e18bb9fa4e1b08aac8820d9a
+size 360000
diff --git "a/data/Child_ecg/P00/P00873\\P00873_E01.hea" "b/data/Child_ecg/P00/P00873\\P00873_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..5350537bb4d31f788b76c02e3865d240dd54e9c6
--- /dev/null
+++ "b/data/Child_ecg/P00/P00873\\P00873_E01.hea"
@@ -0,0 +1,16 @@
+P00873_E01 12 500 15000
+P00873_E01.dat 16 102331.73333333334(-17777)/mV 16 0 -17777 14853 0 I
+P00873_E01.dat 16 67766.71528316525(9885)/mV 16 0 9885 51955 0 II
+P00873_E01.dat 16 57221.16348195329(19872)/mV 16 0 19872 7823 0 III
+P00873_E01.dat 16 114589.89221556886(4609)/mV 16 0 4609 57069 0 AVR
+P00873_E01.dat 16 79120.6912804399(-20472)/mV 16 0 -20472 37319 0 AVL
+P00873_E01.dat 16 68145.93498049414(18409)/mV 16 0 18409 24929 0 AVF
+P00873_E01.dat 16 85868.25479662318(21865)/mV 16 0 21865 8815 0 V1
+P00873_E01.dat 16 87391.91731266149(16775)/mV 16 0 16775 48872 0 V2
+P00873_E01.dat 16 20780.889214966985(22554)/mV 16 0 22554 46398 0 V3
+P00873_E01.dat 16 24881.92252133946(4240)/mV 16 0 4240 32054 0 V4
+P00873_E01.dat 16 12053.942857142858(-14227)/mV 16 0 -14227 35039 0 V5
+P00873_E01.dat 16 1272.4794359576968(1073)/mV 16 0 1073 226 0 V6
+# Male 5429
+# Dilated cardiomyopathy
+# Sinus tachycardia;Left anterior fascicular block;Left ventricular hypertrophy;ST deviation with T-wave change;Abnormal Q wave
diff --git "a/data/Child_ecg/P00/P00873\\P00873_E02.dat" "b/data/Child_ecg/P00/P00873\\P00873_E02.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..990a1ba57c8ed7c392889c4fdbfb9ac98cbb2166
--- /dev/null
+++ "b/data/Child_ecg/P00/P00873\\P00873_E02.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:11b82c547efeb73db27d3805f2adbab84cbf132f74d546f6d5d88071c0a9b6ee
+size 360000
diff --git "a/data/Child_ecg/P00/P00873\\P00873_E02.hea" "b/data/Child_ecg/P00/P00873\\P00873_E02.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..4b8b4699656fe1a6548c84cd18b1d99994a0d83d
--- /dev/null
+++ "b/data/Child_ecg/P00/P00873\\P00873_E02.hea"
@@ -0,0 +1,16 @@
+P00873_E02 12 500 15000
+P00873_E02.dat 16 103561.87759446514(-20890)/mV 16 0 -25776 23130 0 I
+P00873_E02.dat 16 42138.83754918494(3837)/mV 16 0 -757 51777 0 II
+P00873_E02.dat 16 36579.879576891784(11136)/mV 16 0 8904 5276 0 III
+P00873_E02.dat 16 73581.32912058978(1347)/mV 16 0 7096 328 0 AVR
+P00873_E02.dat 16 58531.84(-15619)/mV 16 0 -15238 24165 0 AVL
+P00873_E02.dat 16 40292.3012392755(8509)/mV 16 0 5101 40845 0 AVF
+P00873_E02.dat 16 76495.67102803738(7199)/mV 16 0 13983 40119 0 V1
+P00873_E02.dat 16 66130.52489451476(5497)/mV 16 0 10982 8604 0 V2
+P00873_E02.dat 16 31747.661501787843(19257)/mV 16 0 23287 64649 0 V3
+P00873_E02.dat 16 18297.1393568147(-15265)/mV 16 0 -15786 49584 0 V4
+P00873_E02.dat 16 18299.905056759548(-15450)/mV 16 0 -15807 26917 0 V5
+P00873_E02.dat 16 17740.12775017743(-20562)/mV 16 0 -21009 54640 0 V6
+# Male 5426
+# Dilated cardiomyopathy
+# Sinus tachycardia;Left anterior fascicular block;Left atrial enlargement;Left ventricular hypertrophy;ST deviation with T-wave change;Abnormal Q wave
diff --git "a/data/Child_ecg/P00/P00873\\P00873_E03.dat" "b/data/Child_ecg/P00/P00873\\P00873_E03.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..4d1736c245bbd1647fbb627204d6eddc41b48d32
--- /dev/null
+++ "b/data/Child_ecg/P00/P00873\\P00873_E03.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:39e32ad0c99145bdcbb135136ddb0de3946237bce11a25372d5603135d6d7bf5
+size 360000
diff --git "a/data/Child_ecg/P00/P00873\\P00873_E03.hea" "b/data/Child_ecg/P00/P00873\\P00873_E03.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..ef968a9ec1f045c8877cb58abfbc1a2c650002c4
--- /dev/null
+++ "b/data/Child_ecg/P00/P00873\\P00873_E03.hea"
@@ -0,0 +1,16 @@
+P00873_E03 12 500 15000
+P00873_E03.dat 16 82793.30366116295(-4610)/mV 16 0 -4610 30112 0 I
+P00873_E03.dat 16 8327.805802249852(-5295)/mV 16 0 -5295 51503 0 II
+P00873_E03.dat 16 7977.37093275488(-4036)/mV 16 0 -4036 38564 0 III
+P00873_E03.dat 16 16659.9564124057(6052)/mV 16 0 6052 39857 0 AVR
+P00873_E03.dat 16 15286.182732606874(2851)/mV 16 0 2851 44267 0 AVL
+P00873_E03.dat 16 8151.701019252549(-4650)/mV 16 0 -4650 48753 0 AVF
+P00873_E03.dat 16 22413.72914409534(7639)/mV 16 0 7639 23523 0 V1
+P00873_E03.dat 16 20905.305198147194(6900)/mV 16 0 6900 33712 0 V2
+P00873_E03.dat 16 15137.789709172259(6881)/mV 16 0 6881 12394 0 V3
+P00873_E03.dat 16 12082.517901748542(-4425)/mV 16 0 -4425 24634 0 V4
+P00873_E03.dat 16 10778.382532751091(-8663)/mV 16 0 -8663 55090 0 V5
+P00873_E03.dat 16 12146.023362112748(-9412)/mV 16 0 -9412 50896 0 V6
+# Male 5426
+# Dilated cardiomyopathy
+# Sinus tachycardia;Left anterior fascicular block;Left atrial enlargement;Left ventricular hypertrophy;ST deviation with T-wave change;Abnormal Q wave
diff --git "a/data/Child_ecg/P00/P00874\\P00874_E01.dat" "b/data/Child_ecg/P00/P00874\\P00874_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..3cdf3135ca87adc18bb60f5a5ec596398c336d6b
--- /dev/null
+++ "b/data/Child_ecg/P00/P00874\\P00874_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a68ded6d84afdd9a949a0b37d5d70ffa60d3ce12208e0bb744b98711ac1c2836
+size 270000
diff --git "a/data/Child_ecg/P00/P00874\\P00874_E01.hea" "b/data/Child_ecg/P00/P00874\\P00874_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..e99d57e365a80ad6e66a6187cd01596f23eeb6e6
--- /dev/null
+++ "b/data/Child_ecg/P00/P00874\\P00874_E01.hea"
@@ -0,0 +1,13 @@
+P00874_E01 9 500 15000
+P00874_E01.dat 16 14394.161001788909(-1336)/mV 16 0 -1477 15675 0 I
+P00874_E01.dat 16 65055.96495071194(-3765)/mV 16 0 -3818 36757 0 II
+P00874_E01.dat 16 15519.536231884058(697)/mV 16 0 823 36953 0 III
+P00874_E01.dat 16 26821.220543806645(1912)/mV 16 0 2043 65174 0 AVR
+P00874_E01.dat 16 14932.235294117647(-1036)/mV 16 0 -1170 4935 0 AVL
+P00874_E01.dat 16 33486.43512974052(0)/mV 16 0 109 56770 0 AVF
+P00874_E01.dat 16 5287.325720500272(5215)/mV 16 0 5241 3886 0 V1
+P00874_E01.dat 16 22579.042944785277(-4014)/mV 16 0 -3959 11401 0 V3
+P00874_E01.dat 16 24217.35265700483(-13185)/mV 16 0 -13244 42239 0 V5
+# Male 501
+# Atrial septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00875\\P00875_E01.dat" "b/data/Child_ecg/P00/P00875\\P00875_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..81a1da13bc826969ee6c8b2dab40cb3b100d964d
--- /dev/null
+++ "b/data/Child_ecg/P00/P00875\\P00875_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e154bcedcb6711f4e33ed1442a12fde94f80ad0e0e6a064ccff9870c9dffe55a
+size 360000
diff --git "a/data/Child_ecg/P00/P00875\\P00875_E01.hea" "b/data/Child_ecg/P00/P00875\\P00875_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..5a8d7e66997a84a868838a3a1fc1a8025957c1f0
--- /dev/null
+++ "b/data/Child_ecg/P00/P00875\\P00875_E01.hea"
@@ -0,0 +1,16 @@
+P00875_E01 12 500 15000
+P00875_E01.dat 16 26634.715500327013(7003)/mV 16 0 5854 32841 0 I
+P00875_E01.dat 16 53781.947152084555(-10406)/mV 16 0 -19197 9288 0 II
+P00875_E01.dat 16 27411.971631205673(-17669)/mV 16 0 -20970 35051 0 III
+P00875_E01.dat 16 47643.390946502055(1151)/mV 16 0 6074 46207 0 AVR
+P00875_E01.dat 16 27485.866666666665(12327)/mV 16 0 13378 37670 0 AVL
+P00875_E01.dat 16 42727.1617076326(-16640)/mV 16 0 -22690 46473 0 AVF
+P00875_E01.dat 16 2663.3151458137345(-21708)/mV 16 0 -21803 49528 0 V1
+P00875_E01.dat 16 4515.128792987188(-19689)/mV 16 0 -19909 9016 0 V2
+P00875_E01.dat 16 3153.7908565423018(-21045)/mV 16 0 -21322 5343 0 V3
+P00875_E01.dat 16 17119.012248897598(1354)/mV 16 0 -275 19691 0 V4
+P00875_E01.dat 16 16730.448683015442(3210)/mV 16 0 1958 28779 0 V5
+P00875_E01.dat 16 15664.54764107308(306)/mV 16 0 -904 46517 0 V6
+# Female 3765
+# Tetralogy of Fallot;Patent ductus arteriosus
+# Right ventricular hypertrophy
diff --git "a/data/Child_ecg/P00/P00876\\P00876_E01.dat" "b/data/Child_ecg/P00/P00876\\P00876_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..ea63dd714398fed4387feaf2fe1965139198cfb7
--- /dev/null
+++ "b/data/Child_ecg/P00/P00876\\P00876_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3afd0d420a714cdb411b96b34b468887b1895b26b3dafeef2db9a9c6c4c26a5a
+size 360000
diff --git "a/data/Child_ecg/P00/P00876\\P00876_E01.hea" "b/data/Child_ecg/P00/P00876\\P00876_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..5a17a853f3664da2801a0b52be39405c0f6d5090
--- /dev/null
+++ "b/data/Child_ecg/P00/P00876\\P00876_E01.hea"
@@ -0,0 +1,16 @@
+P00876_E01 12 500 15000
+P00876_E01.dat 16 32623.483870967742(-1163)/mV 16 0 -1163 57842 0 I
+P00876_E01.dat 16 22587.109400769652(7356)/mV 16 0 7338 63994 0 II
+P00876_E01.dat 16 16088.587570621468(11728)/mV 16 0 11715 41448 0 III
+P00876_E01.dat 16 43760.10408042579(3365)/mV 16 0 3401 5601 0 AVR
+P00876_E01.dat 16 22526.011650485438(-10109)/mV 16 0 -10109 52339 0 AVL
+P00876_E01.dat 16 19178.62956521739(10310)/mV 16 0 10294 1081 0 AVF
+P00876_E01.dat 16 28936.895752895754(-10810)/mV 16 0 -10810 903 0 V1
+P00876_E01.dat 16 13108.798959011061(-13091)/mV 16 0 -13080 35333 0 V2
+P00876_E01.dat 16 15693.008130081302(-21457)/mV 16 0 -21444 17864 0 V3
+P00876_E01.dat 16 16252.303249097473(2404)/mV 16 0 2457 40033 0 V4
+P00876_E01.dat 16 20660.550155118923(6254)/mV 16 0 6288 17750 0 V5
+P00876_E01.dat 16 13032.614640048398(-11729)/mV 16 0 -11729 9773 0 V6
+# Male 1137
+# Myocarditis
+# Frequent+Ventricular premature complex(es);In a trigeminal pattern+Ventricular premature complex(es)
diff --git "a/data/Child_ecg/P00/P00877\\P00877_E01.dat" "b/data/Child_ecg/P00/P00877\\P00877_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..3afe9f9074c4bc261d3458857d51558b595c61bc
--- /dev/null
+++ "b/data/Child_ecg/P00/P00877\\P00877_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c14ed77f14f5ea88377b606c938a18f7aef3a4e9ef02ac47540a79f849fcdd75
+size 270000
diff --git "a/data/Child_ecg/P00/P00877\\P00877_E01.hea" "b/data/Child_ecg/P00/P00877\\P00877_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..84b27f47d4766cd344278449509c8c4c36367ab5
--- /dev/null
+++ "b/data/Child_ecg/P00/P00877\\P00877_E01.hea"
@@ -0,0 +1,13 @@
+P00877_E01 9 500 15000
+P00877_E01.dat 16 54802.128229665075(-4804)/mV 16 0 -4715 36171 0 I
+P00877_E01.dat 16 39197.7972465582(-2182)/mV 16 0 -2086 16857 0 II
+P00877_E01.dat 16 51898.39631336406(-10771)/mV 16 0 -10771 19555 0 III
+P00877_E01.dat 16 56015.702024291495(1012)/mV 16 0 875 22159 0 AVR
+P00877_E01.dat 16 80149.99750933997(-1341)/mV 16 0 -1276 36856 0 AVL
+P00877_E01.dat 16 44676.6791226645(-5913)/mV 16 0 -5840 44756 0 AVF
+P00877_E01.dat 16 75569.1313131313(-7196)/mV 16 0 -7319 56697 0 V1
+P00877_E01.dat 16 19036.987818383168(808)/mV 16 0 854 56780 0 V3
+P00877_E01.dat 16 36790.175264139216(-3863)/mV 16 0 -3683 64056 0 V5
+# Female 868
+# Atrial septal defect
+# Otherwise normal ECG
diff --git "a/data/Child_ecg/P00/P00878\\P00878_E01.dat" "b/data/Child_ecg/P00/P00878\\P00878_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..71a2b39ce7ff667f03864fc88d6256d4e8e8a52f
--- /dev/null
+++ "b/data/Child_ecg/P00/P00878\\P00878_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ace38e36bf99642d03fc31dbf82ce65ce2fb12881ab74d39cfe5a5afbd9a2a9b
+size 270000
diff --git "a/data/Child_ecg/P00/P00878\\P00878_E01.hea" "b/data/Child_ecg/P00/P00878\\P00878_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..5d883cc29f3b4875548729da71115253cc9b53bf
--- /dev/null
+++ "b/data/Child_ecg/P00/P00878\\P00878_E01.hea"
@@ -0,0 +1,13 @@
+P00878_E01 9 500 15000
+P00878_E01.dat 16 35449.105386416864(-3203)/mV 16 0 -3145 25662 0 I
+P00878_E01.dat 16 20833.406216505897(-13785)/mV 16 0 -13785 15781 0 II
+P00878_E01.dat 16 34358.988066825776(-18708)/mV 16 0 -18764 23384 0 III
+P00878_E01.dat 16 26933.712883435583(10106)/mV 16 0 10084 49472 0 AVR
+P00878_E01.dat 16 50484.25085518814(10470)/mV 16 0 10552 59513 0 AVL
+P00878_E01.dat 16 28249.54260089686(-17387)/mV 16 0 -17387 54467 0 AVF
+P00878_E01.dat 16 12265.774919614149(11936)/mV 16 0 12086 28004 0 V1
+P00878_E01.dat 16 12056.454655380894(-13293)/mV 16 0 -13273 26089 0 V3
+P00878_E01.dat 16 20859.5376146789(-21665)/mV 16 0 -21699 18254 0 V5
+# Female 1209
+# Ventricular septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00879\\P00879_E01.dat" "b/data/Child_ecg/P00/P00879\\P00879_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..0760707d62cf0caf51b28f6f18a2c5631e705e67
--- /dev/null
+++ "b/data/Child_ecg/P00/P00879\\P00879_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b08281b93de31be65c4ef857db392a50307c723fdbadd7e654315d8f091eaf6d
+size 270000
diff --git "a/data/Child_ecg/P00/P00879\\P00879_E01.hea" "b/data/Child_ecg/P00/P00879\\P00879_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..cd02975617bbaae43a1208640a98af5223e4a6cf
--- /dev/null
+++ "b/data/Child_ecg/P00/P00879\\P00879_E01.hea"
@@ -0,0 +1,13 @@
+P00879_E01 9 500 15000
+P00879_E01.dat 16 80705.17053880375(7093)/mV 16 0 7093 51101 0 I
+P00879_E01.dat 16 63203.37986411365(-7785)/mV 16 0 -7888 3116 0 II
+P00879_E01.dat 16 63847.8243045388(-11474)/mV 16 0 -11578 62679 0 III
+P00879_E01.dat 16 81463.35135135135(2555)/mV 16 0 2621 24459 0 AVR
+P00879_E01.dat 16 83155.15328467153(11734)/mV 16 0 11734 48827 0 AVL
+P00879_E01.dat 16 74850.60740740741(-13031)/mV 16 0 -13153 14426 0 AVF
+P00879_E01.dat 16 57001.56059624109(-11294)/mV 16 0 -11526 17287 0 V1
+P00879_E01.dat 16 16311.570731707317(-13174)/mV 16 0 -13386 3536 0 V3
+P00879_E01.dat 16 27157.5831381733(-10118)/mV 16 0 -10096 21991 0 V5
+# Male 1362
+# Tetralogy of Fallot
+# Incomplete right bundle-branch block;Elevation+ST deviation
diff --git "a/data/Child_ecg/P00/P00879\\P00879_E02.dat" "b/data/Child_ecg/P00/P00879\\P00879_E02.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..c1ced7dd5e2af9788b2ec3557203157f752f722a
--- /dev/null
+++ "b/data/Child_ecg/P00/P00879\\P00879_E02.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2944bcba17fbc87054401fa9c5d1eed6e802493a7f661c6c3fd9b87589f7d5f6
+size 360000
diff --git "a/data/Child_ecg/P00/P00879\\P00879_E02.hea" "b/data/Child_ecg/P00/P00879\\P00879_E02.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..d99345044b74f624c5d0e5955bb7b692fb82d722
--- /dev/null
+++ "b/data/Child_ecg/P00/P00879\\P00879_E02.hea"
@@ -0,0 +1,16 @@
+P00879_E02 12 500 15000
+P00879_E02.dat 16 46336.238139534886(15877)/mV 16 0 15915 30567 0 I
+P00879_E02.dat 16 57048.636267232236(-19633)/mV 16 0 -19633 59942 0 II
+P00879_E02.dat 16 29666.63799283154(-24684)/mV 16 0 -24684 2003 0 III
+P00879_E02.dat 16 105160.5529953917(11803)/mV 16 0 11717 20344 0 AVR
+P00879_E02.dat 16 38289.19655857048(23732)/mV 16 0 23732 18089 0 AVL
+P00879_E02.dat 16 39337.49055640633(-23360)/mV 16 0 -23360 10826 0 AVF
+P00879_E02.dat 16 27350.568060021436(-26537)/mV 16 0 -26559 33922 0 V1
+P00879_E02.dat 16 19107.43885653785(2481)/mV 16 0 2465 5005 0 V2
+P00879_E02.dat 16 12427.172069825436(6165)/mV 16 0 6044 32663 0 V3
+P00879_E02.dat 16 18771.07973590655(3327)/mV 16 0 3312 4272 0 V4
+P00879_E02.dat 16 40316.098027495515(167)/mV 16 0 134 46543 0 V5
+P00879_E02.dat 16 4502.525139664805(5012)/mV 16 0 4997 34494 0 V6
+# Male 1355
+# Tetralogy of Fallot
+# Right ventricular hypertrophy;T-wave abnormality;Hyperkalemia
diff --git "a/data/Child_ecg/P00/P00880\\P00880_E01.dat" "b/data/Child_ecg/P00/P00880\\P00880_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..736b77b45defd9a282add004a8d946636a4fd636
--- /dev/null
+++ "b/data/Child_ecg/P00/P00880\\P00880_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f3a1ba7647911f2409dfe2c40f41a415c466e6960fa44cba9f928738d139c870
+size 360000
diff --git "a/data/Child_ecg/P00/P00880\\P00880_E01.hea" "b/data/Child_ecg/P00/P00880\\P00880_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..01a65c3b80d52f5359148e3b6e0284ab15bcb25f
--- /dev/null
+++ "b/data/Child_ecg/P00/P00880\\P00880_E01.hea"
@@ -0,0 +1,16 @@
+P00880_E01 12 500 15000
+P00880_E01.dat 16 15555.635111876076(-15115)/mV 16 0 -17722 52943 0 I
+P00880_E01.dat 16 20947.360121304017(-19276)/mV 16 0 -21423 6753 0 II
+P00880_E01.dat 16 13096.269662921348(-896)/mV 16 0 -54 28776 0 III
+P00880_E01.dat 16 22257.251934651762(17790)/mV 16 0 20795 62513 0 AVR
+P00880_E01.dat 16 17394.122681883026(-8952)/mV 16 0 -10962 16379 0 AVL
+P00880_E01.dat 16 17322.146341463416(-10573)/mV 16 0 -10897 9884 0 AVF
+P00880_E01.dat 16 20705.580032555616(4499)/mV 16 0 6184 15419 0 V1
+P00880_E01.dat 16 11251.732205778717(-1583)/mV 16 0 -1601 9911 0 V2
+P00880_E01.dat 16 13728.604860486048(-2977)/mV 16 0 -3323 61473 0 V3
+P00880_E01.dat 16 12507.679232350925(-14946)/mV 16 0 -16665 59953 0 V4
+P00880_E01.dat 16 4688.819834710744(11557)/mV 16 0 11103 62872 0 V5
+P00880_E01.dat 16 20692.21903959562(-8781)/mV 16 0 -11239 28071 0 V6
+# Male 2168
+# Myocarditis
+# Occasional+Ventricular premature complex(es)
diff --git "a/data/Child_ecg/P00/P00881\\P00881_E01.dat" "b/data/Child_ecg/P00/P00881\\P00881_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..4cfe81ee25d934280e54be02cc60d856cc9b0145
--- /dev/null
+++ "b/data/Child_ecg/P00/P00881\\P00881_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3d25d74c1fbd4bb22224700a7b56dacc3f330e2f6ede2495dbe37d8fce652a2a
+size 360000
diff --git "a/data/Child_ecg/P00/P00881\\P00881_E01.hea" "b/data/Child_ecg/P00/P00881\\P00881_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..71c576a6b6762ec8eaa832ab6917266682245448
--- /dev/null
+++ "b/data/Child_ecg/P00/P00881\\P00881_E01.hea"
@@ -0,0 +1,16 @@
+P00881_E01 12 500 15000
+P00881_E01.dat 16 56965.95348837209(-13630)/mV 16 0 -13676 4466 0 I
+P00881_E01.dat 16 40243.78347578348(-5178)/mV 16 0 -5211 49918 0 II
+P00881_E01.dat 16 68076.23859649122(5127)/mV 16 0 5127 37040 0 III
+P00881_E01.dat 16 50342.1495972382(9955)/mV 16 0 9996 18193 0 AVR
+P00881_E01.dat 16 100082.74103585657(-14368)/mV 16 0 -14368 58779 0 AVL
+P00881_E01.dat 16 51088.81825334382(-1061)/mV 16 0 -1061 18815 0 AVF
+P00881_E01.dat 16 29738.94626474443(11551)/mV 16 0 11551 8248 0 V1
+P00881_E01.dat 16 20028.665546218486(13784)/mV 16 0 13768 12569 0 V2
+P00881_E01.dat 16 19564.262234533704(8616)/mV 16 0 8600 9776 0 V3
+P00881_E01.dat 16 18729.00656897423(3429)/mV 16 0 3414 14012 0 V4
+P00881_E01.dat 16 20489.795437821933(-5574)/mV 16 0 -5591 30310 0 V5
+P00881_E01.dat 16 28672.0(-11445)/mV 16 0 -11468 20305 0 V6
+# Female 4174
+# Myocarditis
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00882\\P00882_E01.dat" "b/data/Child_ecg/P00/P00882\\P00882_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..b4203eb56266c631c96292c90592b1af0125151d
--- /dev/null
+++ "b/data/Child_ecg/P00/P00882\\P00882_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:74ecf32c733736ad1963a6a37618a8b73fc967860f07b7f3d32106125dfb1e76
+size 270000
diff --git "a/data/Child_ecg/P00/P00882\\P00882_E01.hea" "b/data/Child_ecg/P00/P00882\\P00882_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..ccc3c430975abfd8d966e79a7e1668cb26685d5e
--- /dev/null
+++ "b/data/Child_ecg/P00/P00882\\P00882_E01.hea"
@@ -0,0 +1,13 @@
+P00882_E01 9 500 15000
+P00882_E01.dat 16 80078.33654876742(3714)/mV 16 0 3910 33873 0 I
+P00882_E01.dat 16 29930.82706766917(-9442)/mV 16 0 -9442 65042 0 II
+P00882_E01.dat 16 32496.59837398374(-13250)/mV 16 0 -13329 27480 0 III
+P00882_E01.dat 16 51177.07462686567(7415)/mV 16 0 7373 22451 0 AVR
+P00882_E01.dat 16 63623.03296703297(18119)/mV 16 0 18274 43617 0 AVL
+P00882_E01.dat 16 31721.502480510277(-10912)/mV 16 0 -10938 40301 0 AVF
+P00882_E01.dat 16 46136.93909973522(-7243)/mV 16 0 -7431 60634 0 V1
+P00882_E01.dat 16 14369.695726495727(70)/mV 16 0 58 62130 0 V3
+P00882_E01.dat 16 20115.801104972375(-4322)/mV 16 0 -4289 1531 0 V5
+# Male 1629
+# Atrial septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00883\\P00883_E01.dat" "b/data/Child_ecg/P00/P00883\\P00883_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..4036b45f5c502906fe1fe9dfe347b78f788d38a8
--- /dev/null
+++ "b/data/Child_ecg/P00/P00883\\P00883_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:abeffad8a038cc611b7400190711ca9224cd2a49a112abe0fab355b149a2c0a3
+size 360000
diff --git "a/data/Child_ecg/P00/P00883\\P00883_E01.hea" "b/data/Child_ecg/P00/P00883\\P00883_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..115f01517fc93293faf8730ca1e7e4a896006e87
--- /dev/null
+++ "b/data/Child_ecg/P00/P00883\\P00883_E01.hea"
@@ -0,0 +1,16 @@
+P00883_E01 12 500 15000
+P00883_E01.dat 16 35491.749208359724(-19085)/mV 16 0 -21077 37349 0 I
+P00883_E01.dat 16 35685.10335386721(-7310)/mV 16 0 -12594 6419 0 II
+P00883_E01.dat 16 34098.547770700636(14285)/mV 16 0 11178 36085 0 III
+P00883_E01.dat 16 46153.07417840375(15234)/mV 16 0 19927 23798 0 AVR
+P00883_E01.dat 16 36312.95860566449(-16490)/mV 16 0 -15869 7129 0 AVL
+P00883_E01.dat 16 38411.93220338983(2644)/mV 16 0 -1949 21594 0 AVF
+P00883_E01.dat 16 32726.330735930736(4146)/mV 16 0 3268 17691 0 V1
+P00883_E01.dat 16 14556.704318936878(1464)/mV 16 0 1192 27248 0 V2
+P00883_E01.dat 16 11486.639231824416(-57)/mV 16 0 -57 15849 0 V3
+P00883_E01.dat 16 13357.112061591104(-2270)/mV 16 0 -2998 46058 0 V4
+P00883_E01.dat 16 10842.218587360594(-18526)/mV 16 0 -18614 15440 0 V5
+P00883_E01.dat 16 12064.46227929374(-18087)/mV 16 0 -22543 56563 0 V6
+# Male 866
+# Ventricular septal defect
+# Frequent+Atrial premature complex(es);In a bigeminal pattern+Atrial premature complex(es);Left ventricular high voltage
diff --git "a/data/Child_ecg/P00/P00883\\P00883_E02.dat" "b/data/Child_ecg/P00/P00883\\P00883_E02.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..e63a429355580b10860940297abab5915d801f51
--- /dev/null
+++ "b/data/Child_ecg/P00/P00883\\P00883_E02.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ae95a990088256ffcff76d93b60cf95d7156b9e6f40ae9b53dfb8dcfecbcebb5
+size 360000
diff --git "a/data/Child_ecg/P00/P00883\\P00883_E02.hea" "b/data/Child_ecg/P00/P00883\\P00883_E02.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..8d98d8542e5bc98a1938ed7e1b5b85b5b242b484
--- /dev/null
+++ "b/data/Child_ecg/P00/P00883\\P00883_E02.hea"
@@ -0,0 +1,16 @@
+P00883_E02 12 500 15000
+P00883_E02.dat 16 26576.302765647742(-14937)/mV 16 0 -10849 13531 0 I
+P00883_E02.dat 16 32355.5881006865(-5151)/mV 16 0 8428 62905 0 II
+P00883_E02.dat 16 23729.147679324895(11169)/mV 16 0 17484 38692 0 III
+P00883_E02.dat 16 39415.858657243814(10806)/mV 16 0 -511 42330 0 AVR
+P00883_E02.dat 16 26259.212808539025(-13547)/mV 16 0 -15000 25864 0 AVL
+P00883_E02.dat 16 32116.28474576271(4242)/mV 16 0 15242 57555 0 AVF
+P00883_E02.dat 16 19730.881063122924(-3768)/mV 16 0 -9597 15869 0 V1
+P00883_E02.dat 16 12196.704512372635(-36)/mV 16 0 -4779 33797 0 V2
+P00883_E02.dat 16 12714.162481536188(856)/mV 16 0 -3952 50798 0 V3
+P00883_E02.dat 16 12470.835230677052(-12441)/mV 16 0 -9305 37226 0 V4
+P00883_E02.dat 16 19333.20542231491(-14661)/mV 16 0 17397 63183 0 V5
+P00883_E02.dat 16 31557.285363859362(-13922)/mV 16 0 -5809 50583 0 V6
+# Male 864
+# Ventricular septal defect
+# Otherwise normal ECG
diff --git "a/data/Child_ecg/P00/P00884\\P00884_E01.dat" "b/data/Child_ecg/P00/P00884\\P00884_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..61479cd59883e1f9489db3872a0bf22234943435
--- /dev/null
+++ "b/data/Child_ecg/P00/P00884\\P00884_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1feaab0f37b2bba95b0cd708190090d5aa41666c0bcf73341270c27682a061fb
+size 360000
diff --git "a/data/Child_ecg/P00/P00884\\P00884_E01.hea" "b/data/Child_ecg/P00/P00884\\P00884_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..f3500a0926b5869873144fe0d832e7ff589a42d2
--- /dev/null
+++ "b/data/Child_ecg/P00/P00884\\P00884_E01.hea"
@@ -0,0 +1,16 @@
+P00884_E01 12 500 15000
+P00884_E01.dat 16 49976.13246362268(-8450)/mV 16 0 -8369 46071 0 I
+P00884_E01.dat 16 20895.01321585903(-11923)/mV 16 0 -11855 25932 0 II
+P00884_E01.dat 16 27418.15149409312(-13502)/mV 16 0 -13480 51891 0 III
+P00884_E01.dat 16 33502.159820761764(11041)/mV 16 0 10959 54041 0 AVR
+P00884_E01.dat 16 65390.13953488372(11167)/mV 16 0 11167 44215 0 AVL
+P00884_E01.dat 16 23716.098793796667(-12606)/mV 16 0 -12548 33024 0 AVF
+P00884_E01.dat 16 22708.89093701997(-3893)/mV 16 0 -3542 36352 0 V1
+P00884_E01.dat 16 10802.754186202277(-1266)/mV 16 0 -1161 46575 0 V2
+P00884_E01.dat 16 8342.277286135693(-10673)/mV 16 0 -10646 41539 0 V3
+P00884_E01.dat 16 10132.373926225366(-13185)/mV 16 0 -13111 53658 0 V4
+P00884_E01.dat 16 13022.366527196653(-17570)/mV 16 0 -17612 30006 0 V5
+P00884_E01.dat 16 11910.794055201699(104)/mV 16 0 26 11713 0 V6
+# Male 1183
+# Ventricular septal defect
+# Normal ECG
diff --git "a/data/Child_ecg/P00/P00885\\P00885_E01.dat" "b/data/Child_ecg/P00/P00885\\P00885_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..0fb2bafbfe7cdd54d9ca00e309ec8144661fc0aa
--- /dev/null
+++ "b/data/Child_ecg/P00/P00885\\P00885_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:12b2a53cf8e37eb809d31c9ed83013c67d8bd92a391ea731977cd428709caaea
+size 360000
diff --git "a/data/Child_ecg/P00/P00885\\P00885_E01.hea" "b/data/Child_ecg/P00/P00885\\P00885_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..4ceca13b250d466856e6ecda4e178413b6ecf636
--- /dev/null
+++ "b/data/Child_ecg/P00/P00885\\P00885_E01.hea"
@@ -0,0 +1,16 @@
+P00885_E01 12 500 15000
+P00885_E01.dat 16 97538.36043587595(-4358)/mV 16 0 -4358 48426 0 I
+P00885_E01.dat 16 51570.50038491147(-16412)/mV 16 0 -16412 61938 0 II
+P00885_E01.dat 16 80784.16714150048(-22383)/mV 16 0 -22383 25069 0 III
+P00885_E01.dat 16 70341.09903201787(13360)/mV 16 0 13360 33790 0 AVR
+P00885_E01.dat 16 193147.85523809525(16746)/mV 16 0 16746 40601 0 AVL
+P00885_E01.dat 16 65332.73629544143(-18946)/mV 16 0 -18946 20328 0 AVF
+P00885_E01.dat 16 41417.15780866721(16699)/mV 16 0 16665 42262 0 V1
+P00885_E01.dat 16 26831.961995249407(11359)/mV 16 0 11315 46450 0 V2
+P00885_E01.dat 16 22368.68085106383(87)/mV 16 0 69 26582 0 V3
+P00885_E01.dat 16 19450.828282828283(-10201)/mV 16 0 -10201 53211 0 V4
+P00885_E01.dat 16 28266.72295514512(-11843)/mV 16 0 -11843 55549 0 V5
+P00885_E01.dat 16 39984.267612772426(-13507)/mV 16 0 -13507 8694 0 V6
+# Female 3286
+# Myocarditis
+# Sinus arrhythmia
diff --git "a/data/Child_ecg/P00/P00886\\P00886_E01.dat" "b/data/Child_ecg/P00/P00886\\P00886_E01.dat"
new file mode 100644
index 0000000000000000000000000000000000000000..b1b8a52f18eaa11baa9d06053cbcd1968674cc4e
--- /dev/null
+++ "b/data/Child_ecg/P00/P00886\\P00886_E01.dat"
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e3a11429b60bdd8651615735b4396606e7c70694f9b89b6d440b5b9ce883d413
+size 360000
diff --git "a/data/Child_ecg/P00/P00886\\P00886_E01.hea" "b/data/Child_ecg/P00/P00886\\P00886_E01.hea"
new file mode 100644
index 0000000000000000000000000000000000000000..60574e4168990561883c84e03578b01bc02ef335
--- /dev/null
+++ "b/data/Child_ecg/P00/P00886\\P00886_E01.hea"
@@ -0,0 +1,16 @@
+P00886_E01 12 500 15000
+P00886_E01.dat 16 55956.55958549223(9419)/mV 16 0 9510 28124 0 I
+P00886_E01.dat 16 56917.54403292181(1000)/mV 16 0 630 55447 0 II
+P00886_E01.dat 16 66358.31285623813(-7186)/mV 16 0 -7726 46358 0 III
+P00886_E01.dat 16 58800.683479155945(-4874)/mV 16 0 -4778 26676 0 AVR
+P00886_E01.dat 16 67425.97530864198(9901)/mV 16 0 10230 28201 0 AVL
+P00886_E01.dat 16 81464.03502188867(-965)/mV 16 0 -1561 10822 0 AVF
+P00886_E01.dat 16 24173.2513562387(-6658)/mV 16 0 -6697 9756 0 V1
+P00886_E01.dat 16 8325.779058597502(1089)/mV 16 0 1150 6038 0 V2
+P00886_E01.dat 16 9559.1985428051(-2017)/mV 16 0 -1924 55334 0 V3
+P00886_E01.dat 16 14443.985454545455(-1735)/mV 16 0 -1618 11275 0 V4
+P00886_E01.dat 16 15255.061157024793(3285)/mV 16 0 3347 36549 0 V5
+P00886_E01.dat 16 20769.057057057056(-5751)/mV 16 0 -5886 62375 0 V6
+# Male 911
+# Atrial septal defect;Patent ductus arteriosus
+# Sinus tachycardia