1. Institute of Health and Care Sciences,
University of Gothenburg, Gothenburg, Sweden
2. Blekinge Institute of Technology,
Department of Health, Karlskrona, Sweden
3. School of Health, Care and Social
Welfare, Mälardalen University, Västerås, Mälardalen University, Västerås,
Sweden
4. Research Centre for Health Promotion
Roskilde University, Roskilde, Denmark
5. Institute of nursing, faculty of public
health, Inland Norway University of Applied Sciences, Elverum, Norway