[Benign tumors of the ampulla, Vater's papilla and head of the pancreas].
D014670:Ampulla of Vater; D004386:Duodenum; D006801:Humans; D009369:Neoplasms; D010183:Pancreatic Ducts; D010190:Pancreatic Neoplasms
PANCREAS/neoplasms; VATER'S AMPULLA/neoplasms