title: Role of the barium enema in schistosomal colonic polyposis.
mesh_terms: D001466:Barium Sulfate; D003110:Colonic Neoplasms / Q000175:diagnosis* / Q000209:etiology; D004733:Enema; D006801:Humans; D007417:Intestinal Polyps / Q000175:diagnosis* / Q000209:etiology; D012552:Schistosomiasis / Q000150:complications*; D012812:Sigmoidoscopy
chemical_list: D001466:Barium Sulfate