Hepatitis-associated antigen tests for all donor blood now required.
D001782:Blood Donors; D001803:Blood Transfusion; D006509:Hepatitis B / Q000517:prevention & control*; D006511:Hepatitis B Antigens / Q000032:analysis; D006515:Hepatitis B virus / Q000032:analysis*; D006801:Humans; D008403:Mass Screening
D006511:Hepatitis B Antigens