1. Research Division, Joslin Diabetes Center, Harvard Medical School, Boston, MA (G.R.S., D.P., A.G., H.L., A.D., M.A.L.).
2. Department of Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA (G.R.S., H.L., A.D., M.A.L.).
3. Department of Pediatrics, Yale University, New Haven, CT (A.G.).
4. Department of Women and Children’s Health, University of Padova, Italy (A.G.).
5. Barbara Davis Center for Childhood Diabetes, University of Colorado, Anschutz Medical Campus, Aurora (L.Y.).
6. Laboratory of Genetics and Molecular Cardiology, Heart Institute, University of Sao Paulo, Brazil (A.C.P.).
7. Saint Luke’s Mid America Heart Institute, University of Missouri–Kansas City (M.K.).