title: Comparison of radioimmunoassay and enzyme immunoassay for detecting hepatitis B surface antigen in serum from freshly donated blood and selected blood products.
mesh_terms: D001782:Blood Donors; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D007124:Immunoenzyme Techniques; D011863:Radioimmunoassay
chemical_list: D006514:Hepatitis B Surface Antigens