title: Comparison of competitive protein binding radioassay of cortisol to double isotope dilution and Porter Silber methods.
mesh_terms: D000224:Addison Disease / Q000097:blood; D002854:Chromatography, Paper; D003124:Colorimetry; D006801:Humans; D006854:Hydrocortisone / Q000032:analysis / Q000097:blood / Q000378:metabolism*; D008722:Methods; D011485:Protein Binding; D011863:Radioimmunoassay; D011865:Radioisotope Dilution Technique; D014316:Tritium
chemical_list: D014316:Tritium; D006854:Hydrocortisone