Roentgenographic double-contrast examination of stomach and duodenum.
D000328:Adult; D001464:Barium; D002245:Carbon Dioxide; D003287:Contrast Media; D004381:Duodenal Ulcer / Q000000981:diagnostic imaging; D004386:Duodenum / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D010437:Peptic Ulcer / Q000000981:diagnostic imaging; D011859:Radiography; D013270:Stomach / Q000000981:diagnostic imaging*; D013274:Stomach Neoplasms / Q000000981:diagnostic imaging; D013276:Stomach Ulcer / Q000000981:diagnostic imaging
D003287:Contrast Media; D002245:Carbon Dioxide; D001464:Barium