1. Center for Reproductive Health Sciences, Department of Obstetrics and Gynecology, Washington University School of Medicine, St. Louis, Missouri, USA
2. Rheumatology Division, Washington University School of Medicine, St. Louis, Missouri, USA
3. Department of Biology, Washington University in St. Louis, St. Louis, Missouri, USA
4. Department of Obstetrics and Gynecology, Washington University School of Medicine, St. Louis, Missouri, USA
5. Department of Biology, University of Rochester, Rochester, New York, USA
6. Department of Obstetrics and Gynecology University of Texas Southwestern Medical Center, Dallas, Texas, USA
7. Department of Pediatrics, Vanderbilt University Medical Center, Nashville, Tennessee, USA