1. Division of Endocrinology, Boston Children’s Hospital, Boston, Massachusetts, USA
2. Channing Laboratory, Brigham and Women’s Hospital, Boston, Massachusetts, USA
3. Department of Environmental Health, Harvard School of Public Health, Boston, Massachusetts, USA
4. Obesity Prevention Program, Department of Population Medicine, Harvard Medical School and Harvard Pilgrim Health Care Institute, Boston, Massachusetts, USA
5. Department of Geography and Environmental Development, Ben-Gurion University of the Negev, Beer Sheva, Israel
6. Department of Biostatistics, and
7. Department of Nutrition, Harvard School of Public Health, Boston, Massachusetts, USA