title: Cholangiocarcinoma and oral contraceptives.
mesh_terms: D002759:Adenoma, Bile Duct / Q000139:chemically induced*; D000328:Adult; D045930:Anabolic Agents / Q000009:adverse effects; D001650:Bile Duct Neoplasms / Q000139:chemically induced*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008297:Male
chemical_list: D045930:Anabolic Agents; D003276:Contraceptives, Oral