1. National Trauma Research Institute, Melbourne, Australia.
2. Department of Neurosurgery, The Alfred Hospital, Melbourne, Australia.
3. Department of Intensive Care and Hyperbaric Medicine, The Alfred Hospital, Melbourne, Australia.
4. Australian and New Zealand Intensive Care Research Centre, Monash University, Melbourne, Australia.
5. Department of Emergency and Trauma Centre, The Alfred Hospital, Melbourne, Australia.
6. Department of Trauma Service, The Alfred Hospital, Melbourne, Australia.