occurrence of the hepatitis b surface antigen in the paraffin-embedded sections of needle-hepatic-biopsy taken for diagnostic purpose from 138 patients ( 108 adults and 30 children ) and from 52 simptomless hepatitis b antigen positive donors was investigated ( modified orcein dye , `` '' ground glass '' '' hepatocytes ) .
C0019168
hepatitis b surface antigen
C0019165
hepatitis b antigen