1. Department of Obstetrics and Gynecology, University of Mississippi Medical Center, Jackson, Mississippi, USA.
2. Department of Obstetrics and Gynecology, Mayo Clinic, Rochester, Minnesota, USA.
3. Department of Epidemiology, Boston University School of Public Health, Boston, Massachusetts, USA.
4. Center for Women's Health Research, Department of Obstetrics and Gynecology, UNC School of Medicine, Chapel Hill, North Carolina, USA.
5. Duke Clinical Research Institute, Department of Biostatistics and Bioinformatics, Duke University, Durham, North Carolina, USA.
6. Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California at San Francisco, San Francisco, California, USA.
7. Department of Obstetrics, Gynecology and Reproductive Biology, Brigham and Women's Hospital, Boston, Massachusetts, USA.
8. Department of Obstetrics and Gynecology, Augusta University, Augusta, Georgia, USA.
9. Fibroid Foundation, Bethesda, Maryland, USA.
10. Department of Public Health Sciences, Henry Ford Health System, Detroit, Michigan, USA.
11. Department of Obstetrics and Gynecology, Inova Fairfax Hospital, Falls Church, Virginia, USA.
12. Department of Obstetrics and Gynecology, Duke University School of Medicine, Durham, North Carolina, USA.
13. Department of Obstetrics and Gynecology, University of Michigan Medical School, Ann Arbor, Michigan, USA.