title: Quantitative assay of hepatitis B surface antigen and DNA polymerase activity.
mesh_terms: D002353:Carrier State / Q000175:diagnosis; D004796:Clinical Enzyme Tests; D004259:DNA-Directed DNA Polymerase / Q000097:blood*; D006509:Hepatitis B / Q000175:diagnosis*; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans
chemical_list: D006514:Hepatitis B Surface Antigens; D004259:DNA-Directed DNA Polymerase