title: Prospective epidemiological study of thorotrast-exposed patients in Portugal.
mesh_terms: D001650:Bile Duct Neoplasms / Q000453:epidemiology; D004812:Epidemiologic Methods; D005260:Female; D006099:Granuloma / Q000453:epidemiology; D006390:Hemangioendothelioma / Q000453:epidemiology / Q000401:mortality; D006801:Humans; D007267:Injections; D007953:Leukemia, Radiation-Induced / Q000453:epidemiology; D008107:Liver Diseases / Q000453:epidemiology* / Q000401:mortality; D008113:Liver Neoplasms / Q000453:epidemiology* / Q000401:mortality; D008297:Male; D009381:Neoplasms, Radiation-Induced / Q000453:epidemiology* / Q000401:mortality; D011174:Portugal; D013274:Stomach Neoplasms / Q000453:epidemiology; D013911:Thorium Dioxide / Q000008:administration & dosage / Q000009:adverse effects*; D013997:Time Factors
chemical_list: D013911:Thorium Dioxide