Benign tumors of the biliary tract.
D001659:Biliary Tract; D001661:Biliary Tract Neoplasms; D006500:Hepatic Duct, Common; D006801:Humans; D009369:Neoplasms; D010212:Papilloma
BILIARY TRACT/neoplasms; HEPATIC DUCT/neoplasms; PAPILLOMA