during a year an overall serological examination of 1,200 children hospitalized with the diagnosis of viral hepatitis was carried out with a view to establish the presence of hepatitis a and hepatitis b markers ( anti-hav igm , hbsag , anti-hbs , anti-hbc and anti-hbe igm ) by means of the enzyme immunoassay and radioimmunoassay .
C0019163
hepatitis b
C0019168
hbsag