title: Low-dose methotrexate and cholangiocarcinoma of the common hepatic duct.
authors.forename: K M
authors.initials: KM
authors.lastname: Sanders
mesh_terms: D002759:Adenoma, Bile Duct / Q000139:chemically induced*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy; D001650:Bile Duct Neoplasms / Q000139:chemically induced*; D006500:Hepatic Duct, Common; D006801:Humans; D008297:Male; D008727:Methotrexate / Q000009:adverse effects*; D008875:Middle Aged
chemical_list: D008727:Methotrexate