title: The double contrast barium enema: a retrospective single centre audit of the detection of colorectal carcinomas.
authors.forename: K A
authors.initials: KA
authors.lastname: Duncan
mesh_terms: D001466:Barium Sulfate; D015179:Colorectal Neoplasms / Q000000981:diagnostic imaging*; D003287:Contrast Media; D004733:Enema; D005500:Follow-Up Studies; D006801:Humans; D011859:Radiography
chemical_list: D003287:Contrast Media; D001466:Barium Sulfate