1. Division of Otolaryngology–Head & Neck Surgery, Queen Elizabeth II Health Sciences Centre, Dalhousie University, Halifax, Nova Scotia, Canada
2. Department of Otolaryngology–Head & Neck Surgery, University of Toronto and University Health Network, Toronto, Ontario, Canada
3. Department of Otolaryngology–Head & Neck Surgery, University of Michigan, Ann Arbor
4. Toronto Health Economics and Technology Assessment Collaborative, Toronto General Hospital Research Institute, University Health Network, Toronto, Ontario, Canada
5. Medical Decision Making, Department of Biomedical Data Sciences, Leiden University Medical Center, Leiden, the Netherlands