1. Emergency and Trauma Centre The Alfred Hospital Melbourne Victoria Australia
2. National Trauma Research Institute, The Alfred Hospital Melbourne Victoria Australia
3. Department of Paramedicine Monash University Melbourne Victoria Australia
4. School of Public Health and Preventive Medicine Monash University Melbourne Victoria Australia
5. Centre for Research and Evaluation Ambulance Victoria Melbourne Victoria Australia
6. Department of Surgery Ballarat Health Services Ballarat Victoria Australia
7. Department of Surgery Austin Health Melbourne Victoria Australia
8. Department of Paediatrics School of Clinical Sciences at Monash Health, Monash University Melbourne Victoria Australia