Anti-HBc and blood infectivity.
D000914:Antibodies, Viral / Q000032:analysis; D001769:Blood; D001782:Blood Donors; D006509:Hepatitis B / Q000635:transmission*; D006510:Hepatitis B Antibodies / Q000032:analysis; D006512:Hepatitis B Core Antigens / Q000032:analysis
D000914:Antibodies, Viral; D006510:Hepatitis B Antibodies; D006512:Hepatitis B Core Antigens