title: Duodenal intubation studies.
mesh_terms: D004386:Duodenum / Q000473:pathology; D006801:Humans; D007441:Intubation, Gastrointestinal; D007565:Jaundice / Q000175:diagnosis; D010190:Pancreatic Neoplasms / Q000175:diagnosis; D010195:Pancreatitis / Q000175:diagnosis