title: Double contrast radiography of the colon and rectum by means of the universal gyroscopic x-ray television apparatus.
mesh_terms: D003106:Colon / Q000000981:diagnostic imaging*; D006801:Humans; D007414:Intestinal Neoplasms / Q000000981:diagnostic imaging; D007417:Intestinal Polyps / Q000000981:diagnostic imaging; D011859:Radiography / Q000295:instrumentation*; D012007:Rectum / Q000000981:diagnostic imaging*; D013679:Technology, Radiologic; D013690:Television / Q000295:instrumentation*