1. Department of Emergency Medicine Royal North Shore Hospital Sydney New South Wales Australia
2. Department of Emergency Medicine Gold Coast University Hospital and Health Service Gold Coast Queensland Australia
3. Faculty of Health Sciences and Medicine Bond University Gold Coast Queensland Australia
4. School of Medicine Griffith University Gold Coast Queensland Australia
5. Centre for Clinical Research in Emergency Medicine Harry Perkins Institute of Medical Research Perth Western Australia Australia
6. Department of Emergency Medicine Royal Perth Hospital Perth Western Australia Australia
7. Australian and New Zealand Intensive Care Research Centre School of Public Health and Preventive Medicine, Monash University Melbourne Victoria Australia
8. Adelaide Medical School The University of Adelaide Adelaide South Australia Australia
9. Melbourne Medical School The University of Melbourne Melbourne Victoria Australia
10. Department of Intensive Care Medicine The Queen Elizabeth Hospital Adelaide South Australia Australia
11. Northern Clinical School, Sydney Medical School The University of Sydney Sydney New South Wales Australia
12. Malcom Fisher Department of Intensive Care Medicine Royal North Shore Hospital Sydney New South Wales Australia