Update restricted_sources.json

restricted_sources.json

@@ -12,7 +12,7 @@
     },
     {
       "dataset": "SIIM_ACR_Pneumothorax_Segmentation",
-      "license": "Agreement required (SIIM ACR Pneumothorax Segmentation)",
+      "license": "Agreement required",
       "note": "Requires accepting dataset terms; images not redistributed in this release."
     },
     {
@@ -22,12 +22,12 @@
     },
     {
       "dataset": "CoronaHack",
-      "license": "CC-BY-NC-SA 4.0 (per sources.md note)",
-      "note": "Requires registration/terms; images not redistributed in this release."
+      "license": "",
+      "note": "Requires registration/terms, unclear for redistribution; images not redistributed in this release."
     },
     {
       "dataset": "CAD_PE",
-      "license": "Application required (per sources.md note)",
+      "license": "Application required",
       "note": "Requires submitting an application; images not redistributed in this release."
     }
   ]