Affiliation: | 1. Department of Anaesthesia Section 4231, Copenhagen University Hospital, Rigshospitalet, , Copenhagen, Denmark;2. Helicopter Emergency Medical Service, , Ringsted, Denmark;3. Department of Emergency Medicine, K?ge Hospital, , K?ge, Denmark;4. Department of Emergency Medicine, Hiller?d Hospital, , Hiller?d, Denmark;5. Department of Emergency Medicine, Slagelse Hospital, , Slagelse, Denmark;6. Department of Emergency Medicine, Holb?k Hospital, , Holb?k, Denmark;7. Department of Anaesthesia, Roskilde Hospital, , Roskilde, Denmark;8. Department of Anaesthesia, Nyk?bing Falster Hospital, , Nyk?bing Falster, Denmark;9. Department of Emergency Medicine, N?stved Hospital, , N?stved, Denmark;10. Department of Forensic Medicine, Section of Forensic Pathology, Copenhagen University, , Copenhagen, Denmark |