title: X-ray appearances of gastric, duodenal and jejunal ulcer.
mesh_terms: D006801:Humans; D007410:Intestinal Diseases; D010437:Peptic Ulcer / Q000000981:diagnostic imaging*; D011859:Radiography; D014456:Ulcer; D014965:X-Rays
keywords: PEPTIC ULCER/roentgenography