Measurement of estradiol, estrone, and testosterone in postmenopausal human serum by isotope dilution liquid chromatography tandem mass spectrometry without derivatization.
Wooding KM, Hankin JA, Johnson CA, Chosich JD, Baek SW, Bradford AP, Murphy RC, Santoro N. Measurement of estradiol, estrone, and testosterone in postmenopausal human serum by isotope dilution liquid chromatography tandem mass spectrometry without derivatization. Steroids. 2015 Apr; 96:89-94.