1. Division of Nephrology, Department of Medicine, Dalhousie University, Halifax, NS, Canada
2. Nova Scotia Health Authority, Halifax, NS, Canada
3. Dalhousie University, Halifax, NS, Canada
4. Emergency Health Services, Dartmouth, NS, Canada
5. Department of Emergency Medicine, Dalhousie University, Halifax, NS, Canada
6. London Health Sciences Centre, London, ON, Canada