1. Department of Endocrinology and Diabetes, University Hospital Zurich, Zurich, Switzerland
2. Institute of Veterinary Physiology, University of Zurich, Zurich, Switzerland
3. Zurich Center for Integrative Human Physiology, Zurich, Switzerland
4. Department of Visceral Surgery, University Hospital Zurich, Zurich, Switzerland
5. Department of Pathology, University Hospital Zurich, Zurich, Switzerland
6. Competence Center for Systems Physiology and Metabolic Diseases, Zurich, Switzerland