[Ultrasonographic screening of hepatocellular carcinoma].
Majima
Y
Y
D006528:Carcinoma, Hepatocellular / Q000000981:diagnostic imaging*; D006801:Humans; D008113:Liver Neoplasms / Q000000981:diagnostic imaging*; D008403:Mass Screening / Q000379:methods; D018570:Risk Assessment; D014463:Ultrasonography