Update README.md

README.md

@@ -169,7 +169,7 @@ CheXpert is a large dataset of chest X-rays and competition for automated chest
 
 # Warning on AP/PA label
 
-I could not find in the paper a mapping from the 0/1 label to AP/PA, so I assumed 0=AP and 1=PA. Looking at a few images, this seems to be correct, but I'm not a radiologist, so check for yourself.
+I could not find in the paper a mapping from the 0/1 label to AP/PA, so I assumed 0=AP and 1=PA. Looking at a few images this seems to be correct, but I'm not a radiologist.
 
 ```
 @inproceedings{irvin2019chexpert,