Anotransabdominal examination of the colon: report of cases.
D003106:Colon / Q000601:surgery*; D003108:Colonic Diseases / Q000175:diagnosis*; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis*; D006801:Humans; D008875:Middle Aged; D011127:Polyps / Q000175:diagnosis*; D012812:Sigmoidoscopy