Institution: | 1. Genetics and IVF Institute, Fairfax, Virginia and Medical College of Virginia, Richmond, Virginia;2. Institute for Molecular Genetics, Baylor College of Medicine, Houston, Texas;3. Department of Obstetrics and Gynecology, Northwestern University Medical School, Chicago, Illinois;4. Department of Obstetrics and Gynecology, Illinois Masonic Medical Center, Chicago, Illinois, U.S.A. |