1. Department of Emergency Medicine Princess Alexandra Hospital Brisbane Queensland Australia
2. Healthcare Improvement Unit Clinical Excellence Queensland Brisbane Queensland Australia
3. School of Medicine Washington University in St. Louis St. Louis Missouri USA
4. Belmont Hospital Belmont New South Wales Australia
5. School of Medicine and Public Health The University of Newcastle Newcastle New South Wales Australia
6. Emergency Department Fiona Stanley Hospital Perth Western Australia Australia
7. School of Medicine The University of Western Australia Perth Western Australia Australia
8. Charles E. Schmidt College of Medicine Florida Atlantic University Boca Raton Florida USA