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Britton LE, Judge-Golden CP, Wolgemuth TE, Zhao X, Mor MK, Callegari LS, Borrero S.Britton LE, et al.Perspect Sex Reprod Health. 2019 Dec;51(4):211-218. doi: 10.1363/psrh.12122. Epub 2019 Nov 20.Perspect Sex Reprod Health. 2019.PMID: 31749310Free PMC article.