1. Department of Clinical Nursing, Faculty of Health Sciences, Wrocław Medical University, Poland
2. WSB University in Toruń, Poland
3. Research Unit for Clinical Psychology, Faculty of Education, University of Lower Silesia, Poland
4. Department of Public Health, Faculty of Health Sciences, Wroclaw Medical University, Poland
5. Centre for Heart Diseases, University Hospital, Poland
6. Department of Public Health, Faculty of Health Sciences, Wrocław Medical University, Poland