title: Thorotrast induced cholangiocarcinoma.
mesh_terms: D002759:Adenoma, Bile Duct / Q000139:chemically induced*; D005260:Female; D006801:Humans; D008113:Liver Neoplasms / Q000139:chemically induced*; D008875:Middle Aged; D013911:Thorium Dioxide / Q000009:adverse effects*
chemical_list: D013911:Thorium Dioxide