[Seroepidemiological study of viral hepatitis among hospital staffs].
D000328:Adult; D005260:Female; D006506:Hepatitis A / Q000453:epidemiology*; D006509:Hepatitis B / Q000453:epidemiology*; D006801:Humans; D008297:Male; D008505:Medical Staff, Hospital; D008875:Middle Aged; D009784:Occupational Diseases / Q000453:epidemiology*; D011863:Radioimmunoassay