?:authorAffiliation
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[\'Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco (UCSF), United States of America; Obstetrics, Midwifery and Gynecology Clinic, Zuckerberg San Francisco General Hospital and Trauma Center, United States of America. Electronic address: George.Sawaya@ucsf.edu.\', \'Department of Family and Community Medicine, UCSF, United States of America.\', \'Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco (UCSF), United States of America.\', \'Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco (UCSF), United States of America; Obstetrics, Midwifery and Gynecology Clinic, Zuckerberg San Francisco General Hospital and Trauma Center, United States of America.\']
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