1. Department of Public Health, Faculty of Medicine Institute of Nursing Science, University of Basel Basel Switzerland
2. Public Health and Primary Care Academic Centre for Nursing and Midwifery Leuven Belgium
3. University of Missouri Sinclair School of Nursing Columbia USA
4. Department of Computational Biology Institut Pasteur Paris France
5. Institut of Epidemiology, Biostatistics and Prevention University of Zürich Zürich Switzerland
6. University Department of Geriatric Medicine FELIX PLATTER Basel Switzerland
7. Faculty of Medicine University of Basel Basel Switzerland
8. Centre for Primary Health Care University of Basel Basel Switzerland
9. Directorate General of Health Department of Public Health and Social Affairs of the Canton of Vaud Lausanne Switzerland
10. La Source School of Nursing HES‐SO University of Applied Sciences and Arts of Western Switzerland Lausanne Switzerland
11. The department of Business economics Health and Social Care at the University of Applied Sciences and Arts of Southern Switzerland Lugano Switzerland
12. Foundation Asile des Aveugles Lausanne Switzerland
13. Serdaly & Ankers snc Chêne‐Bougeries Switzerland
14. Inselspital Bern University Hospital Department of Nursing, Nursing & Midwifery Research Unit Bern Switzerland