title: Colonoscopic findings in patients with polypoid lesions of the rectosigmoid.
mesh_terms: D001466:Barium Sulfate; D003110:Colonic Neoplasms / Q000175:diagnosis; D004733:Enema; D006801:Humans; D007417:Intestinal Polyps / Q000175:diagnosis*; D011351:Proctoscopy; D012004:Rectal Neoplasms / Q000175:diagnosis*; D012811:Sigmoid Neoplasms / Q000175:diagnosis*; D012812:Sigmoidoscopy
chemical_list: D001466:Barium Sulfate