1. Department of Obstetrics, Gynecology and Reproductive Sciences, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania;
2. Harvard Medical School and Brigham and Women’s Hospital, Boston, Massachusetts;
3. RTI International, Research Triangle Park, North Carolina;
4. Department of Neurology and
5. Department of Obstetrics, Gynecology-Maternal Fetal Medicine and Preventive Medicine, Northwestern University, Chicago, Illinois;
6. Department of Obstetrics and Gynecology, University of Utah, Salt Lake City, Utah;
7. University of South Florida Morsani College of Medicine, Tampa, Florida;
8. Department of Medicine, Johns Hopkins School of Medicine, Baltimore, Maryland;
9. Department of Obstetrics and Gynecology, Case Western Reserve, MetroHealth, Cleveland, Ohio;
10. Department of Obstetrics and Gynecology, University of California, Irvine, Irvine, California;
11. Barbra Streisand Women’s Heart Center, Cedars-Sinai Medical Center, Los Angeles, California;
12. Department of Obstetrics and Gynecology, School of Medicine, Indiana University, Indianapolis, Indiana;
13. Department of Obstetrics and Gynecology, Columbia University, New York, New York;
14. Department of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia, Pennsylvania;
15. Department of Obstetrics, Gynecology & Reproductive Services, Yale University, New Haven, Connecticut;
16. Department of Obstetrics and Gynecology, University of Texas Medical Branch, University of Texas, Galveston, Texas; and
17. Department of Obstetrics and Gynecology, Christiana Care Health System, Wilmington, Delaware