title: [Duodenography with the aid of a 3-channel tube].
mesh_terms: D002764:Cholecystitis / Q000000981:diagnostic imaging; D002908:Chronic Disease; D004386:Duodenum / Q000000981:diagnostic imaging*; D006801:Humans; D007441:Intubation, Gastrointestinal / Q000295:instrumentation*; D010195:Pancreatitis / Q000000981:diagnostic imaging; D011859:Radiography; D013679:Technology, Radiologic / Q000295:instrumentation*
vernacular_title: Duodenografiia s pomoshch'iu trekhkanal'nogo zonda.