1. Harvard Center for Reproductive Medicine, Department of Medicine, Massachusetts General Hospital , Boston, MA 02114 , USA
2. Departments of Medicine (M.F.L., S.B.S.), Pediatrics (J.N.H., Y.-M.C.), and Genetics (J.N.H.), Harvard Medical School , Boston, MA 02115 , USA
3. Division of Endocrinology, Department of Pediatrics, Boston Children's Hospital , Boston, MA 02115 , USA
4. Unité d'Endocrinologie Pédiatrique et Troubles de la Croissance, Hôpital Fondation Adolphe de Rothschild and Université Paris Cité , 75019 Paris , France
5. Division of Endocrinology, Department of Pediatric Medicine, St. Jude Children's Research Hospital , Memphis, TN 38105 , USA
6. Centro de Investigaciones Endocrinológicas “Dr. César Bergadá” (CEDIE), CONICET—FEI—División de Endocrinología, Hospital de Niños Ricardo Gutiérrez , C1425EFD, Buenos Aires , Argentina
7. Division of Intramural Research, National Institute of Environmental Health Sciences, National Institutes of Health , Durham, NC 27709 , USA
8. Programs in Medical and Population Genetics (J.N.H., S.B.S., Y.-M.C.) and Metabolism (J.N.H.), Broad Institute of MIT and Harvard , Cambridge, MA 02142 , USA
9. Human Developmental Genetics, CNRS UMR3738, Institut Pasteur , 75015 Paris , France
10. Division of Endocrinology, Hospital for Sick Children, Departments of Pediatrics and Physiology, University of Toronto , Toronto, ON M5G 1E8 , Canada
11. Herbert Wertheim School of Public Health & Human Longevity Science, University of San Diego , La Jolla, CA 92093 , USA