1. Charité – Universitätsmedizin Berlin , Institute of Health and Nursing Science , Berlin , Germany
2. University of Turku , Department of Nursing Science, Faculty of Medicine , Turku University Hospital , Turku , Finland
3. Universitat Internacional de Catalunya , Nursing Department, Faculty of Medicine and Health Sciences , Sant Cugat del Vallès ( Barcelona ), Spain
4. University of Malta , Department of Nursing, Faculty of Health Sciences , Msida MSD , Malta
5. The University of Edinburgh , School of Health in Social Sciences , Edinburgh , Scotland
6. University of Eastern Finland , Department of Nursing Science, Faculty of Health Science , Kuopio , Finland
7. Constantine the Philosopher University in Nitra , Department of Nursing, Faculty of Social Sciences and Health Care , Nitra , Slovakia