title: Glucagon as a duodenal relaxant in tubeless and intubated duodenography.
mesh_terms: D000388:Air; D001466:Barium Sulfate; D004378:Duodenal Diseases / Q000000981:diagnostic imaging*; D004386:Duodenum / Q000000981:diagnostic imaging / Q000187:drug effects*; D005934:Glucagon / Q000494:pharmacology*; D006801:Humans; D007441:Intubation, Gastrointestinal; D010182:Pancreatic Diseases / Q000000981:diagnostic imaging*; D011413:Propantheline / Q000494:pharmacology; D011708:Pylorus / Q000187:drug effects; D011859:Radiography
chemical_list: D011413:Propantheline; D001466:Barium Sulfate; D005934:Glucagon