title: Isoniazid and bile duct cancer.
mesh_terms: D000368:Aged; D001650:Bile Duct Neoplasms / Q000139:chemically induced*; D006801:Humans; D007538:Isoniazid / Q000009:adverse effects* / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D014397:Tuberculosis, Pulmonary / Q000188:drug therapy
chemical_list: D007538:Isoniazid