1. Department of Clinical Neuroscience, Division of Insurance Medicine Karolinska Institutet Stockholm Sweden
2. Institute of Environmental Medicine, Unit of Intervention and Implementation Research for Worker Health Karolinska Institutet Stockholm Sweden
3. Department of Occupational Health Sciences and Psychology, Faculty of Health and Occupational Studies, Centre for Musculoskeletal Research University of Gävle Gävle Sweden
4. Stress Research Institute, Stockholm University Stockholm Sweden