?:authorAffiliation
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[\'Division of Maternal- Fetal Medicine, Department of Obstetrics and Gynecology, Columbia University Irving Medical Center, NewYork-Presbyterian Hospital, New York, New York.\', \'Division of Maternal-Fetal Medicine, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California San Diego School of Medicine, UC San Diego Health, La Jolla, California.\']
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