title: Opisthorchis viverrini infection and cholangiocarcinoma.
mesh_terms: D002759:Adenoma, Bile Duct / Q000209:etiology*; D001650:Bile Duct Neoplasms / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D009889:Opisthorchiasis / Q000150:complications*