ENDOSCOPY: GASTROINTESTINAL: GI: ESOPHAGUS: ESOPHAGITIS, PEPTIC, LOWER, ULCER, STRICTURE; A2LR STRICTURE.1,POST-DILATATION,GERD
PEIR Digital Library
Welcome to the Pathology Education Informational Resource (PEIR) Digital Library, a multidisciplinary public access image database for use in medical education.
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