The morphology of cells in duodenal-drainage smears: histologic origin and pathologic significance.
D001659:Biliary Tract; D001661:Biliary Tract Neoplasms; D004322:Drainage; D004386:Duodenum / Q000737:chemistry*; D006801:Humans; D010190:Pancreatic Neoplasms
BILIARY TRACT/neoplasms; DUODENUM/chemistry; PANCREAS/neoplasms