title: [Unusual perforation of a duodenal ulcer].
mesh_terms: D000328:Adult; D000367:Age Factors; D004381:Duodenal Ulcer / Q000150:complications*; D006801:Humans; D008297:Male; D010439:Peptic Ulcer Perforation / Q000097:blood / Q000000981:diagnostic imaging* / Q000601:surgery; D011859:Radiography; D012737:Sex Factors
vernacular_title: Ungewöhnliche Perforation eines Duodenalulkus