title: [Gastro-duodenoscopy and x-ray examination of the stomach and duodenum. A prospective blind comparison].
mesh_terms: D000328:Adult; D000368:Aged; D002986:Clinical Trials as Topic; D004386:Duodenum / Q000000981:diagnostic imaging; D004415:Dyspepsia / Q000175:diagnosis* / Q000000981:diagnostic imaging; D004724:Endoscopy; D005773:Gastroscopy; D006801:Humans; D008875:Middle Aged; D011859:Radiography; D013270:Stomach / Q000000981:diagnostic imaging
vernacular_title: Gastro-duodenoskopi og røntgenundersøgelse af ventrikel og duodenum. En prospektiv blind sammenligning