Martin, R C Multifocal granular cell tumor of the biliary tree: case report and review. [electronic resource] - Gastrointestinal endoscopy Feb 2000 - 238-40 p. digital Publication Type: Case Reports; Journal Article ISSN: 0016-5107 Standard No.: 10.1016/s0016-5107(00)70432-9 doi Subjects--Topical Terms: Biliary Tract Neoplasms--complicationsCholangiopancreatography, Endoscopic RetrogradeCommon Bile Duct Diseases--complicationsConstriction, PathologicFemaleGranular Cell Tumor--complicationsHumansMiddle AgedNeoplasms, Multiple Primary--complications