1. Department of Internal Medicine I, University of Lübeck, Lübeck, Germany
2. Center of Brain, Behavior & Metabolism, University of Lübeck, Lübeck, Germany
3. German Center for Diabetes Research, Munich-Neuherberg, Germany
4. Department of Nutrition, University of Chile, Santiago, Chile
5. Department of Medical Psychology and Behavioral Neurobiology, University of Tübingen, Tübingen, Germany
6. Institute for Diabetes Research and Metabolic Diseases, Helmholtz Centre Munich, University of Tübingen, Tübingen, Germany
7. eSwiss Medical & Surgical Center, St. Gallen, Switzerland
8. Sana Hospital, Lübeck, Germany