1. Department of International Health, School CAPHRI, Care and Public Health Research Institute, Maastricht University, Maastricht, The Netherlands
2. Department of Public Health, Faculty of Medicine, University of Medicine Tirana, Tirana, Albania
3. Psychological Sciences Research Institute, Université Catholique de Louvain-la-Neuve, 1348 Ottignies-Louvain-la-Neuve, Belgium
4. Department of Health Promotions, Institute of Public Health, Tirana, Albania
5. Institute of Public Health, Faculty of Health Sciences, Jagiellonian University, Krakow, Poland