1. Nursing Science (INS), Department of Public Health, Faculty of Medicine, University of Basel, Basel, Switzerland
2. Department of Gastroenterology/Hepatology, Cantonal Hospital St. Gallen, Switzerland
3. Department of Nursing Development, Cantonal Hospital St. Gallen, Switzerland
4. Inselspital Bern University Hospital, Nursing Research Unit, Switzerland
5. Department of Public Health and Social Affairs of the Canton of Vaud, Lausanne, Switzerland
6. serdaly&ankers SNC, Conches, Switzerland
7. Department of Public & Global Health, Epidemiology, Biostatistics and Prevention Institute, University of Zürich, Switzerland