Affiliation: | aThe Center for Human Reproduction, New York, New York;bFoundation for Reproductive Medicine, New York, New York;cDepartment of Obstetrics, Gynecology and Reproductive Sciences, Yale University School of Medicine, New Haven, Connecticut;dDepartments of Epidemiology and Social Medicine and Obstetrics, Gynecology and Women's Health, Albert Einstein College of Medicine, Bronx, New York |