Diagnosis of carcinoma of the pancreas, biliary tract, and duodenum by combined cytologic and secretory methods.
D001659:Biliary Tract; D001661:Biliary Tract Neoplasms; D004386:Duodenum; D006801:Humans; D009369:Neoplasms; D010179:Pancreas; D010190:Pancreatic Neoplasms
BILIARY TRACT/neoplasms; DUODENUM/neoplasms; PANCREAS/neoplasms