1. Department of Otolaryngology ‐ Head & Neck Surgery University of Toronto Temerty Faculty of Medicine Toronto Ontario Canada
2. Institute of Health Policy, Management and Evaluation (IHPME) University of Toronto Toronto Ontario Canada
3. Department of Biostatistics Princess Margaret hospital Toronto Ontario Canada
4. Department of Otolaryngology ‐ Head & Neck Surgery/Surgical Oncology Princess Margaret Cancer Centre Toronto Ontario Canada