title: How to improve the accuracy of diagnosis of malignant biliary strictures.
authors.forename: E L
authors.initials: EL
authors.lastname: Fogel
authors.forename: S
authors.initials: S
authors.lastname: Sherman
mesh_terms: D001650:Bile Duct Neoplasms / Q000473:pathology*; D017734:Bile Ducts, Extrahepatic / Q000473:pathology; D001706:Biopsy; D018281:Cholangiocarcinoma / Q000473:pathology*; D002760:Cholangiopancreatography, Endoscopic Retrograde; D001651:Cholestasis, Extrahepatic / Q000473:pathology*; D006801:Humans; D010190:Pancreatic Neoplasms / Q000473:pathology*; D012680:Sensitivity and Specificity