Colorectal cancer.
D000328:Adult; D001466:Barium Sulfate; D003110:Colonic Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000517:prevention & control*; D003113:Colonoscopy; D004733:Enema; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010808:Physical Examination; D011859:Radiography; D012004:Rectal Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000517:prevention & control*; D012306:Risk; D012812:Sigmoidoscopy
D001466:Barium Sulfate