Reproducibility of a double isotope derivative analysis for cortisol metabolites.
D002247:Carbon Isotopes; D003460:Crystallization; D006801:Humans; D006854:Hydrocortisone / Q000378:metabolism / Q000652:urine*; D008722:Methods; D014316:Tritium
D002247:Carbon Isotopes; D014316:Tritium; D006854:Hydrocortisone