1. Division of Endocrinology, Diabetes, and Metabolism, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania
2. Research Program in Men’s Health: Aging and Metabolism, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts
3. Division of Diabetes, Endocrinology and Metabolism, Baylor College of Medicine and Baylor St. Luke's Medical Center, Houston, Texas
4. Geriatric Research, Education, and Clinical Center, Department of Veterans Affairs Puget Sound Health Care System, and Division of Gerontology and Geriatric Medicine, Department of Medicine, University of Washington School of Medicine, Seattle, Washington
5. Department of Biostatistics, Epidemiology and Bioinformatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania
6. Department of Epidemiology, University of Pittsburgh, Graduate School of Public Health, Pittsburgh, Pennsylvania
7. Division of Geriatric Medicine, Yale School of Medicine, New Haven, Connecticut
8. Division of Epidemiology, Department of Family Medicine and Public Health, University of California, San Diego, School of Medicine, La Jolla, California
9. Division of Endocrinology, Harbor-University of California at Los Angeles Medical Center and Los Angeles Biomedical Research Institute, Torrance, California
10. Division of Epidemiology and Community Health, Department of Medicine, University of Minnesota, Minneapolis, Minnesota
11. Minneapolis Veterans Affairs Health Care System, Minneapolis, Minnesota
12. Division of Preventive Medicine, University of Alabama at Birmingham, Birmingham, Alabama
13. Department of Medical Social Sciences, Northwestern University Feinberg School of Medicine, Chicago, Illinois
14. New England Research Institutes, Inc., Watertown, Massachusetts
15. Department of Aging and Geriatric Research, University of Florida, Gainesville, Florida
16. Divisions of Endocrinology and Geriatrics, Albert Einstein College of Medicine, Bronx, New York
17. Division of Endocrinology, Metabolism and Molecular Medicine, Northwestern University, Feinberg School of Medicine, Chicago, Illinois
18. Laboratory of Behavioral Neuroscience, National Institute on Aging, National Institutes of Health, Baltimore, Maryland
19. Division of Cardiology, Harbor-University of California at Los Angeles Medical Center and Los Angeles Biomedical Research Institute, Torrance, California
20. Division of Cardiovascular Disease, Section of Vascular Medicine, Department of Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania
21. Division of Cardiology, Emory University School of Medicine, Emory Heart and Vascular Center, and Emory Women’s Heart Center, Atlanta, Georgia
22. Center for the Study of Aging, Duke University Medical Center, Durham, North Carolina
23. Department of Medicine, Stanford University, Stanford, California
24. O.N. Diagnostics, LLC, Berkeley, California