1. Department of Endocrinology, Diabetology and Clinical Nutrition, University Hospital Zurich (USZ), 8091 Zurich, Switzerland
2. Section of Pharmacology, Department of Molecular and Translational Medicine, University of Brescia, 25124 Brescia, Italy
3. Department of Medicine IV, University Hospital, LMU Munich, Ziemssenstraße 1/5, 80336 München, Germany
4. Medizinische Klinik und Poliklinik III, University Hospital Carl Gustav Carus Dresden, 01307 Dresden, Germany
5. The LOOP Zurich-Medical Research Center, 8044 Zurich, Switzerland