title: Radioimmunoassay of free cortisol with antiserum-coated tubes and 125I-labeled cortisol.
mesh_terms: D006801:Humans; D006854:Hydrocortisone / Q000097:blood*; D007106:Immune Sera; D007457:Iodine Radioisotopes; D011863:Radioimmunoassay / Q000379:methods
chemical_list: D007106:Immune Sera; D007457:Iodine Radioisotopes; D006854:Hydrocortisone