title: [Radiological step program for acute abdomen, especially for the demonstration of free air in the intra- and retroperitoneal space (author's transl)].
mesh_terms: D000006:Abdomen, Acute / Q000000981:diagnostic imaging*; D006801:Humans; D010439:Peptic Ulcer Perforation / Q000000981:diagnostic imaging; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging*; D011187:Posture; D011859:Radiography; D012188:Retropneumoperitoneum; D013679:Technology, Radiologic
vernacular_title: Röntgenologisches Stufenprogramm beim akuten Abdomen, insbesondere zum Nachweis freier Luft im Intra- und Retroperitonealraum.