[Studies on the distribution of HBV infection in voluntary blood donors].
D000914:Antibodies, Viral / Q000032:analysis; D001782:Blood Donors; D002353:Carrier State / Q000453:epidemiology*; D002681:China; D006509:Hepatitis B / Q000453:epidemiology*; D006512:Hepatitis B Core Antigens / Q000032:analysis; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006515:Hepatitis B virus / Q000276:immunology; D006801:Humans
D000914:Antibodies, Viral; D006512:Hepatitis B Core Antigens; D006514:Hepatitis B Surface Antigens