title: A comparison of counter-immunoelectrophoresis, reversed haemagglutination and radioimmunoassay for the detection of HBsAg in blood donors.
mesh_terms: D001782:Blood Donors; D003378:Counterimmunoelectrophoresis; D006386:Hemagglutination Tests; D006511:Hepatitis B Antigens / Q000032:analysis*; D006801:Humans; D007122:Immunoelectrophoresis; D011863:Radioimmunoassay
chemical_list: D006511:Hepatitis B Antigens