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Gebhardt KM, Feil DK, Dunning KR, Lane M, Russell DL.Gebhardt KM, et al. Among authors: dunning kr.Fertil Steril. 2011 Jul;96(1):47-52.e2. doi: 10.1016/j.fertnstert.2011.04.033. Epub 2011 May 14.Fertil Steril. 2011.PMID: 21575950Free article.