Hypotonic duodenography.
D000368:Aged; D014670:Ampulla of Vater / Q000000981:diagnostic imaging*; D004386:Duodenum / Q000000981:diagnostic imaging*; D005769:Gastrointestinal Motility / Q000187:drug effects*; D006801:Humans; D008297:Male; D008722:Methods; D010276:Parasympatholytics / Q000008:administration & dosage*; D011859:Radiography
D010276:Parasympatholytics