1. Department of Nursing Science Faculty for Health University Witten/Herdecke Witten Germany
2. Department of Nursing and Allied Health Care Professionals University Hospital Zurich Zurich Switzerland
3. Faculty of Medicine Institute of Nursing Science University of Freiburg Freiburg Germany
4. Institute of Data Analysis and Process Design School of Engineering Zurich University of Applied Sciences Winterthur Switzerland
5. Department Public Health Institute of Nursing Science University of Basel Basel Switzerland