1. Departments of Obstetrics and Gynecology (I.O., J.A.V., D.H.W., A.B.C., A.S., A.J.D.), Davis, California 95616
2. Instituto Valenciano de la Infertilidad-Madrid (I.O.), 28023 Madrid, Spain
3. Department of Gynecology, Obstetrics, and Gynecological Oncology (A.S.), Karol Marcinkowski University of Medical Sciences, 60/701 Poznan, Poland
4. School of Medicine, and Department of Molecular Biosciences (S.D.S.), University of California, Davis, California 95616