[Progress in x-ray examination of the large intestine].
D000328:Adult; D005260:Female; D006801:Humans; D007414:Intestinal Neoplasms / Q000000981:diagnostic imaging; D007417:Intestinal Polyps / Q000000981:diagnostic imaging; D007420:Intestine, Large / Q000000981:diagnostic imaging*; D008722:Methods; D011859:Radiography; D012004:Rectal Neoplasms / Q000000981:diagnostic imaging; D012811:Sigmoid Neoplasms / Q000000981:diagnostic imaging; D013679:Technology, Radiologic