title: [Indication for roentgen examination of the stomach and duodenum].
mesh_terms: D003937:Diagnosis, Differential; D004381:Duodenal Ulcer / Q000000981:diagnostic imaging; D004386:Duodenum / Q000000981:diagnostic imaging*; D005773:Gastroscopy; D006801:Humans; D011230:Precancerous Conditions / Q000000981:diagnostic imaging; D011859:Radiography; D013270:Stomach / Q000000981:diagnostic imaging*
vernacular_title: Uber die Indikationsstellung zur Röntgenuntersuchung von Magen und Duodenum.