1. Research Program in Men’s Health: Aging and Metabolism, Boston Claude D. Pepper Older Americans Independence Center, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts
2. Cleveland Clinic Coordinating Center for Clinical Research, Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland, Ohio
3. Department of Biostatistics and Medical Informatics, Statistical Data Analysis Center, University of Wisconsin−Madison
4. Division of Endocrinology, Diabetes, and Hypertension, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts
5. University of Southern California Clinical Diabetes Program, The Keck School of Medicine of the University of Southern California, Los Angeles
6. AbbVie Inc, North Chicago, Illinois
7. Marcus Institute for Aging Research, Hebrew Senior Life, Boston, Massachusetts
8. Division of Gerontology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts