1. Service of Internal Medicine, Lausanne University Hospital, Lausanne, Switzerland
2. Service of Endocrinology, Diabetes, and Metabolism, Lausanne University Hospital, Lausanne, Switzerland
3. Ambulatory Care and Community Medicine, University of Lausanne; Lausanne, Switzerland
4. Institute of Sports Sciences, University of Lausanne, Lausanne, Switzerland
5. Department of Medicine, Durham VA Medical Center, Durham, North Carolina
6. Department of Medicine, Duke University Health System, Durham, North Carolina