机译:Development and validation of a candidate reference method for serum cortisol by isotope dilution liquid chromatography-tandem mass spectrometry combined with dextran sulfate-Mgsup2+/sup precipitation
National Center for Clinical Laboratories, Beijing Hospital, National Center of Gerontology, Beijing;
Department of Endocrinology, National Center of Gerontology;
Serum cortisol; Liquid chromatography-tandem mass spectrometry; Lipoprotein precipitation; Reference method;