1. Division of Otolaryngology–Head and Neck Surgery, Dalhousie University, Halifax, Nova Scotia, Canada
2. Institute of Healthy Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada
3. Division of Orthopaedics, Department of Surgery, University of Toronto, Toronto, Ontario, Canada
4. Department of Otolaryngology–Head and Neck Surgery, University of Toronto, Toronto, Ontario, Canada
5. Department of Otolaryngology–Head and Neck Surgery, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
6. Department of Otolaryngology–Head and Neck Surgery, University Health Network, Toronto, Ontario, Canada
7. Division of Nephrology, Department of Medicine, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada