[Retaining rate of thorotrast in patients with primary liver cancer: a retrospective survey on thorotrast carcinogenesis].
D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007564:Japan; D008113:Liver Neoplasms / Q000453:epidemiology / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D009381:Neoplasms, Radiation-Induced / Q000209:etiology*; D013911:Thorium Dioxide / Q000009:adverse effects*
D013911:Thorium Dioxide