Tubeless hypotonic duodenography.
D001466:Barium Sulfate; D003287:Contrast Media; D004378:Duodenal Diseases / Q000000981:diagnostic imaging*; D004381:Duodenal Ulcer / Q000000981:diagnostic imaging; D004386:Duodenum / Q000000981:diagnostic imaging*; D006801:Humans; D007038:Hypotonic Solutions; D011859:Radiography; D013679:Technology, Radiologic
D003287:Contrast Media; D007038:Hypotonic Solutions; D001466:Barium Sulfate