1. Department of Otolaryngology–Head & Neck Surgery, Division of Head & Neck Oncology, University of Toronto, Sunnybrook Health Sciences Centre and Michael Garron Hospital, Toronto, Ontario, Canada
2. Department of Otolaryngology–Head & Neck Surgery, Division of Head & Neck Oncology, Ohio State University, James Cancer Centre and Solove Research Institute, Columbus, Ohio, USA
3. Department of Otolaryngology–Head and Neck Surgery, Icahn School of Medicine at Mount Sinai, New York, New York, USA