1. Institute of Social Anthropology, University of Basel, Basel, Switzerland
2. Institute of Sociological Research, University of Geneva, Geneva, Switzerland
3. Institute of Family Medicine, University of Fribourg, Fribourg, Switzerland
4. Institute of Primary Care, University of Zurich and University Hospital Zurich, Zurich, Switzerland
5. Institute of Primary Health Care (BIHAM), University of Bern, Bern, Switzerland
6. Campus Stiftung Lindenhof Bern (SLB), Swiss Institute for Translational and Entrepreneurial Medicine, Bern, Switzerland