Hepatitis B virus surface Ag:AFr:Pt:Ser/Plas:Qn:Confirm
hepatitis b virus surface ag:afr:pt:ser/plas:qn:confirm
Hepatitis B virus surface Antigen:Arbitrary fraction:To identify measures at a point in time:Serum/Plasma:Quantitative:Confirm
hepatitis b virus surface antigen:arbitrary fraction:to identify measures at a point in time:serum/plasma:quantitative:confirm