Flexible sigmoidoscopy in community practice.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002277:Carcinoma / Q000175:diagnosis; D002648:Child; D003110:Colonic Neoplasms / Q000175:diagnosis*; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis; D006801:Humans; D007417:Intestinal Polyps / Q000175:diagnosis / Q000601:surgery; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000175:diagnosis*; D012812:Sigmoidoscopy