1. Department of Obstetrics and Gynecology, University of Texas Health Science Center San Antonio, San Antonio, TX, USA
2. Department of Obstetrics and Gynecology, University of Washington, Seattle, WA, USA
3. Department of Obstetrics and Gynecology, Mt Sinai Hospital, Toronto, ON, Canada
4. Department of Reproductive Biology, Case Western Reserve University, Cleveland, OH, USA
5. Department of Obstetrics and Gynecology, Duke University Medical Center, Durham, NC, USA
6. Department of Molecular Physiology and Biophysics, Vanderbilt University School of Medicine, Nashville, TN, USA
7. School of Women’s and Infants’ Health, The University of Western Australia, Perth, Australia