title: Monoclonal antibodies in a solid-phase radiometric assay for HBsAg.
mesh_terms: D000911:Antibodies, Monoclonal / Q000276:immunology*; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D011863:Radioimmunoassay / Q000379:methods
chemical_list: D000911:Antibodies, Monoclonal; D006514:Hepatitis B Surface Antigens