1. Faculty of Medicine, University of Iceland, Reykjavik, Iceland
2. Research Institute in Emergency Medicine, Reykjavik, Iceland
3. Faculty of Nursing, University of Iceland, Reykjavik, Iceland
4. Faculty of Economics, University of Iceland, Reykjavik, Iceland
5. The Centre of Public Health Sciences, University of Iceland, Reykjavik, Iceland
6. Department of Psychiatry, Landspitali National University Hospital, Reykjavik, Iceland
7. Formerly at School of Psychology, University of Sussex, Brighton, UK
8. The Ombudsman for Children in Iceland, Reykjavik, Iceland
9. Emergency Department, Landspitali National University Hospital, Reykjavik, Iceland