1. Emergency Medicine; The University of Western Australia; Perth Western Australia Australia
2. Harry Perkins Institute for Medical Research; Perth Western Australia Australia
3. Washington University in St Louis School of Medicine; St Louis MO USA
4. Emergency Department; John Hunter Hospital; Newcastle New South Wales Australia
5. Princess Alexandra Hospital; Brisbane Queensland Australia
6. Hornsby and Royal North Shore Hospitals; Sydney New South Wales Australia
7. School of Medicine; The University of Sydney; Sydney New South Wales Australia
8. The University of Notre Dame; Fremantle Western Australia Australia