title: Radioassay of plasma cortisol: a comparison of immunological and competitive protein-binding methods using tritiated and 125I-radioiodinated tracers.
mesh_terms: D001667:Binding, Competitive; D006854:Hydrocortisone / Q000097:blood*; D007457:Iodine Radioisotopes; D011863:Radioimmunoassay; D014316:Tritium
chemical_list: D007457:Iodine Radioisotopes; D014316:Tritium; D006854:Hydrocortisone