Upper gastro-intestinal polyps -- an endoscopic study.
D000328:Adult; D000368:Aged; D004379:Duodenal Neoplasms / Q000175:diagnosis*; D004724:Endoscopy; D004938:Esophageal Neoplasms / Q000175:diagnosis*; D005260:Female; D005336:Fiber Optic Technology; D006801:Humans; D008297:Male; D008875:Middle Aged; D011127:Polyps / Q000175:diagnosis*; D013274:Stomach Neoplasms / Q000175:diagnosis*