1. 1Division of Endocrinology and Metabolism, Department of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC
2. 2Department of Nutrition, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC
3. 3UNC Center for Aging and Health, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC
4. 4Division of Geriatric Medicine, Department of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC
5. 5Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC
6. 6AdventHealth Translational Research Institute, Orlando, FL
7. 7Division of Endocrinology, Diabetes and Metabolism, Department of Medicine, SUNY Upstate Medical University, Syracuse, NY
8. 8Department of Health Policy and Management, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC