Digna R. Velez Edwards is from the Department of Obstetrics and Gynecology, and Todd L. Edwards is from the Division of Epidemiology, Department of Medicine, at Vanderbilt University Medical Center, Nashville, Tennessee; [email protected].

Financial Disclosure Digna R. Velez Edwards has served as a Member of the Board of Directors for American Society of Human Genetics. Todd L. Edwards did not report any potential conflicts of interest.