1. Division of Chronic Disease Epidemiology, Epidemiology, Biostatistics and Prevention Institute University of Zurich Zurich Switzerland
2. Department of General Internal Medicine Regional Hospital Solothurn Switzerland
3. Department of Diabetes, Endocrinology, Nutritional Medicine and Metabolism Inselspital Bern University Hospital and University of Bern Bern Switzerland
4. Institute of Evolutionary Medicine (IEM) University of Zurich Zurich Switzerland
5. Zurich Center for Integrative Human Physiology (ZIHP) University of Zurich Zurich Switzerland
6. Health Department Bern University of Applied Sciences Bern Switzerland