Periampullary cancer, 1983.
D014670:Ampulla of Vater; D001650:Bile Duct Neoplasms / Q000601:surgery; D003138:Common Bile Duct Neoplasms / Q000601:surgery*; D004724:Endoscopy; D006801:Humans; D008722:Methods; D010190:Pancreatic Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000401:mortality / Q000601:surgery*; D011379:Prognosis; D011859:Radiography; D014463:Ultrasonography