Experience in esophageal and gastric endoscopy with fiberscope: analysis of 2052 examinations.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D004935:Esophageal Diseases / Q000175:diagnosis*; D004945:Esophagoscopy; D005260:Female; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D055095:Optics and Photonics; D013272:Stomach Diseases / Q000175:diagnosis*