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Burris HH, Thomas A, Zera CA, McElrath TF.Burris HH, et al. Among authors: zera ca.J Perinatol. 2015 Apr;35(4):241-5. doi: 10.1038/jp.2014.198. Epub 2014 Oct 30.J Perinatol. 2015.PMID: 25357099Free PMC article.
Carter EB, Stuart JJ, Farland LV, Rich-Edwards JW, Zera CA, McElrath TF, Seely EW.Carter EB, et al. Among authors: zera ca.J Womens Health (Larchmt). 2015 Sep;24(9):702-12. doi: 10.1089/jwh.2014.4953. Epub 2015 May 20.J Womens Health (Larchmt). 2015.PMID: 26061196Free PMC article.
Little SE, Zera CA, Clapp MA, Wilkins-Haug L, Robinson JN.Little SE, et al. Among authors: zera ca.Obstet Gynecol. 2015 Dec;126(6):1138-1145. doi: 10.1097/AOG.0000000000001109.Obstet Gynecol. 2015.PMID: 26551175