1. Department of Obstetrics and Gynecology, University of Cincinnati, Cincinnati, Ohio
2. Department of Obstetrics and Gynecology, Albert Einstein College of Medicine, Bronx, New York,
3. Department of Endocrinology, Albert Einstein College of Medicine, Bronx, New York
4. Department of Epidemiology and Population Health, Albert Einstein College of Medicine, Bronx, New York
5. Department of Obstetrics and Gynecology, Albert Einstein College of Medicine, Bronx, New York
6. IVF FLORIDA Reproductive Associates, Margate, Florida
7. Nassau Health Care Corporation, East Meadow, New York