1. Department of Occupational Health Science and Psychology, Faculty of Health and Occupational Studies, University of Gävle, Gävle, Sweden
2. Department of Behavioural Sciences and Learning, Division of Education and Sociology, Linköping University, Linköping, Sweden
3. Unit of Intervention and Implementation Research for Worker Health, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
4. Department of Public Health and Sports Science, Faculty of Occupational and Health Sciences, University of Gävle, Gävle, Sweden
5. EPIUnit–Instituto de Saude Publica, Universidade do Porto, Porto, Portugal