title: Perihilar cancer.
authors.forename: Harold O
authors.initials: HO
authors.lastname: Douglass
mesh_terms: D001650:Bile Duct Neoplasms / Q000473:pathology*; D006500:Hepatic Duct, Common / Q000473:pathology*; D006801:Humans; D018285:Klatskin Tumor / Q000473:pathology*; D009362:Neoplasm Metastasis