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Leonard SA, Main EK, Scott KA, Profit J, Carmichael SL.Leonard SA, et al. Among authors: main ek.Ann Epidemiol. 2019 May;33:30-36. doi: 10.1016/j.annepidem.2019.02.007. Epub 2019 Feb 28.Ann Epidemiol. 2019.PMID: 30928320Free PMC article.
Markow C, Main EK.Markow C, et al. Among authors: main ek.Obstet Gynecol Clin North Am. 2019 Jun;46(2):317-328. doi: 10.1016/j.ogc.2019.01.014.Obstet Gynecol Clin North Am. 2019.PMID: 31056133Review.