1. Department of Otolaryngology–Head & Neck Surgery, University of Toronto, Toronto, Ontario, Canada
2. Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada
3. Toronto Health Economics and Technology Assessment Collaborative, Toronto, Ontario, Canada
4. Department of Economics, McMaster University, Hamilton, Ontario, Canada
5. Centre for Health Economics and Policy Analysis, McMaster University, Hamilton, Ontario, Canada
6. Health Utilities Incorporated, Hamilton, Ontario, Canada
7. Department of Otolaryngology–Head & Neck Surgery, Hospital for Sick Children, Toronto, Ontario, Canada
8. Department of Otolaryngology–Head & Neck Surgery, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
9. University Health Network, Department of Medicine, University of Toronto, Toronto, Ontario, Canada