1 Department of Obstetrics and Gynecology, Northwestern University Feinberg School of Medicine, Chicago, IL. Electronic address: [email protected].
2 Department of Obstetrics and Gynecology, Northwestern University Feinberg School of Medicine, Chicago, IL; Department of Obstetrics and Gynecology, Atrium Health Wake Forest Baptist, Winston-Salem, NC.
3 Northwestern University Feinberg School of Medicine, Chicago, IL; Department of Obstetrics and Gynecology, Albert Einstein College of Medicine, New York, NY.
4 Northwestern University Feinberg School of Medicine, Chicago, IL.
5 Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Alpert Medical School of Brown University, Providence, RI; Women & Infants Hospital of Rhode Island, Providence, RI.