title: [Study of patients with upper abdominal dyspepsia. a blind prospective comparison between ordinary radiography, double-contrast radiography and endoscopy of the esophagus, stomach and duodenum].
mesh_terms: D000328:Adult; D000368:Aged; D001466:Barium Sulfate; D002986:Clinical Trials as Topic; D003287:Contrast Media; D004386:Duodenum / Q000000981:diagnostic imaging; D004415:Dyspepsia / Q000175:diagnosis* / Q000000981:diagnostic imaging; D004724:Endoscopy; D004945:Esophagoscopy; D004947:Esophagus / Q000000981:diagnostic imaging; D005260:Female; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D011446:Prospective Studies; D011859:Radiography; D013270:Stomach / Q000000981:diagnostic imaging
chemical_list: D003287:Contrast Media; D001466:Barium Sulfate
vernacular_title: En blind, prospektiv sammenligning mellem almindelig røntgenundersøgelse, dobbeltkon-transtundersøgelse og endoskopi af esophagus, ventrikel og duodenum