1. Department of Emergency Medicine, St. Paul’s Hospital, Vancouver, British Columbia, Canada
2. The University of British Columbia, Vancouver, Canada
3. Department of Emergency Medicine, Mount Saint Joseph Hospital, Vancouver, British Columbia, Canada
4. Department of Emergency Medicine, University of Alberta Hospital, Edmonton, Alberta, Canada
5. University of Alberta, Edmonton, Canada
6. Division of Nephrology, Department of Medicine, St. Paul’s Hospital, Vancouver, British Columbia, Canada