1. National Trauma Research Institute; The Alfred Hospital; Melbourne Victoria Australia
2. Emergency and Trauma Centre; The Alfred Hospital; Melbourne Victoria Australia
3. School of Public Health and Preventive Medicine; Monash University; Melbourne Victoria Australia
4. MedSTAR; South Australia Ambulance Service and MedSTAR Emergency Medical Retrieval Service; Adelaide South Australia Australia
5. Emergency Department; Royal Adelaide Hospital; Adelaide South Australia Australia
6. School of Public Health and Tropical Medicine; James Cook University; Townsville Queensland Australia
7. Ambulance Victoria; Melbourne Victoria Australia
8. Emergency Department; Liverpool Hospital; Sydney New South Wales Australia
9. Greater Sydney Area HEMS; Ambulance Service of NSW; Sydney New South Wales Australia
10. Sydney Medical School; The University of Sydney; Sydney New South Wales Australia
11. St John Ambulance; Auckland New Zealand
12. Department of Critical Care Medicine; Auckland City Hospital; Auckland New Zealand
13. Queensland Ambulance Service; Brisbane Queensland Australia
14. Trauma Service; Royal Brisbane and Women's Hospital; Brisbane Queensland Australia
15. Trauma Services; The Alfred Hospital; Melbourne Victoria Australia
16. Department of Emergency Medicine; The University of Western Australia; Perth Western Australia Australia