1. Emergency Department Sunnybrook Health Sciences Centre Toronto Ontario Canada
2. Faculty of Medicine University of Toronto Toronto Ontario Canada
3. Institute of Health Policy, Management, and Evaluation University of Toronto Toronto Ontario Canada
4. Emergency Department Derriford Hospital Plymouth UK
5. Department of Emergency Medicine Austin Health Melbourne Victoria Australia
6. Department of Emergency Medicine Dalhousie University Halifax Nova Scotia Canada
7. Department of Emergency Medicine Chinese University of Hong Kong Shatin Hong Kong
8. Waikato Hospital Hamilton New Zealand
9. Emergency Department Prince Charles Hospital Brisbane Queensland Australia
10. Emergency Department St. Andrew's War Memorial Hospital Brisbane Queensland Australia
11. Department of Emergency Medicine Cumming School of Medicine, University of Calgary Calgary Alberta Canada
12. Department of Emergency Medicine Alberta Health Services Calgary Alberta Canada