title: [Value of gastroscopy in patients with x-ray examined stomach and duodenum].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D004378:Duodenal Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005260:Female; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D012189:Retrospective Studies; D013274:Stomach Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging
vernacular_title: Vaerdien af gastroskopi hos patienter med røntgenologisk undersøgt ventrikel og duodenum.