1. Department of Clinical Research, Copenhagen University Hospital, Hvidovre, Denmark
2. Department of Health and Social Context, National Institute of Public Health, University of Southern Denmark, Copenhagen, Denmark
3. Department of Behavioral Science and Learning, Linköping University, Linköping, Sweden
4. Department of Public Health, University of Copenhagen, Copenhagen, Denmark
5. Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark
6. Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden