1. Department of Medical Sciences, Occupational and Environmental Medicine Uppsala University, Uppsala University Hospital Uppsala Sweden
2. The National Research Centre for the Working Environment Copenhagen Denmark
3. Department of Psychology, Department of Clinical Neuroscience Stress Research Institute, Karolinska Institutet, Stockholm University Stockholm Sweden
4. Department of Surgical and Perioperative Sciences, Surgery Umeå University Umeå Sweden
5. Charles Perkins Centre, Faculty of Medicine and Health, School of Health Sciences University of Sydney Sydney Australia