1. Division of Endocrinology & Metabolism, Department of Internal Medicine, University of Virginia Health System, Charlottesville, VA, USA.
2. Division of Endocrinology & Metabolism, Department of Internal Medicine, The Catholic University of Korea College of Medicine, Suwon, Korea.
3. Department of Nutrition, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.