title: Observer variation in the detection of colorectal neoplasia on double-contrast barium enema: implications for colorectal cancer screening and training.
authors.forename: I
authors.initials: I
authors.lastname: Hassan
mesh_terms: D001466:Barium Sulfate; D015179:Colorectal Neoplasms / Q000000981:diagnostic imaging*; D003287:Contrast Media; D004733:Enema / Q000379:methods*; D006801:Humans; D015588:Observer Variation; D011859:Radiography
chemical_list: D003287:Contrast Media; D001466:Barium Sulfate