1. Department of Obstetrics, Gynecology, and Reproductive Sciences, Reproductive Medicine Associates of New Jersey, Basking Ridge, New Jersey
2. Rutgers-Robert Wood Johnson Medical School, New Brunswick, New Jersey
3. National Foundation for Fertility Research, Lone Tree, Colorado
4. Department of Obstetrics and Gynecology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
5. Department of Anatomy and Cell Biology, University of Kansas Medical Center, Kansas City, Kansas