title: Progress towards the wider use of better steroid immunoassays.
mesh_terms: D003429:Cross Reactions; D006801:Humans; D007106:Immune Sera; D007118:Immunoassay / Q000379:methods*; D007457:Iodine Radioisotopes; D011786:Quality Control; D011863:Radioimmunoassay / Q000379:methods*; D013048:Specimen Handling; D013256:Steroids / Q000032:analysis*
chemical_list: D007106:Immune Sera; D007457:Iodine Radioisotopes; D013256:Steroids