title: Barium enema in the diagnosis of colonic carcinoma.
mesh_terms: D001466:Barium Sulfate; D003110:Colonic Neoplasms / Q000175:diagnosis*; D003951:Diagnostic Errors; D004733:Enema; D006801:Humans; D008485:Medical Audit; D012189:Retrospective Studies
chemical_list: D001466:Barium Sulfate