MALIGNANT POLYPS OF THE COLON.
D003110:Colonic Neoplasms; D005853:Geriatrics; D009369:Neoplasms / Q000453:epidemiology*; D011127:Polyps; D012812:Sigmoidoscopy; D013514:Surgical Procedures, Operative
COLONIC NEOPLASMS; GERIATRICS; NEOPLASM STATISTICS; POLYPS; SIGMOIDOSCOPY; SURGERY, OPERATIVE