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Simultaneous analysis of 17alpha-estradiol and 17beta-estradiol in bovine serum by liquid chromatography-tandem mass spectrometry.
Ferretti G, Ferranti C, Crovella T, Fiori M, Civitareale C, Marchiafava C, Quadri FD, Cammarata P, Palleschi L. Ferretti G, et al. Among authors: crovella t. J Chromatogr B Analyt Technol Biomed Life Sci. 2008 Aug 1;871(1):135-40. doi: 10.1016/j.jchromb.2008.06.049. Epub 2008 Jul 5. J Chromatogr B Analyt Technol Biomed Life Sci. 2008. PMID: 18644750