title: Missed diagnosis of colorectal carcinoma at barium enema examination.
authors.forename: D B
authors.initials: DB
authors.lastname: Bach
mesh_terms: D001466:Barium Sulfate; D015179:Colorectal Neoplasms / Q000000981:diagnostic imaging*; D004733:Enema; D006801:Humans; D011859:Radiography; D012680:Sensitivity and Specificity
chemical_list: D001466:Barium Sulfate