1. Department of Otolaryngology–Head and Neck Surgery University Health Network and University of Toronto Toronto Ontario Canada
2. Division of Otolaryngology—Head and Neck Surgery Dalhousie University Halifax Nova Scotia Canada
3. Institute of Health Policy, Management, and Evaluation University of Toronto Toronto Ontario Canada
4. Department of Otolaryngology–Head and Neck Surgery McMaster University Hamilton Ontario Canada
5. Division of Rhinology, Department of Otolaryngology–Head and Neck Surgery University of Toronto Toronto Ontario Canada
6. Division of Endocrinology, Department of Medicine University of Toronto Toronto Ontario Canada
7. Division of Endocrinology, Department of Medicine University Health Network Toronto Ontario Canada
8. Department of Surgery University of Toronto Toronto Ontario Canada
9. Toronto General Hospital Research Institute University Health Network and University of Toronto Toronto Ontario Canada