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Anand-Ivell R, Dai Y, Ivell R.Anand-Ivell R, et al. Among authors: ivell r.Fertil Steril. 2013 Mar 15;99(4):1153-60. doi: 10.1016/j.fertnstert.2012.12.023. Epub 2013 Jan 18.Fertil Steril. 2013.PMID: 23337591Free article.Review.