1. The Saul R. Korey Department of Neurology, Albert Einstein College of Medicine, Bronx, NY.
2. Department of Obstetrics and Gynecology, University of Colorado School of Medicine, Aurora, CO.
3. Department of Biostatistics and Informatics, Colorado School of Public Health, Aurora, CO.
4. Division of Reproductive Endocrinology and Infertility, Department of Obstetrics and Gynecology, University of Washington, Seattle, WA.
5. Department of Epidemiology and Population Health, Albert Einstein College of Medicine, Bronx, NY.