1. Division of Otolaryngology–Head and Neck Surgery, University of Alberta, Edmonton, Alberta, Canada
2. Department of Otolaryngology–Head and Neck Surgery, Western University, London, Ontario, Canada
3. Institute for Reconstructive Sciences in Medicine, Misericordia Community Hospital, Edmonton, Alberta, Canada
4. School of Public Health, Clinical Epidemiology, University of Alberta, Edmonton, Alberta, Canada
5. Rehabilitation Medicine, Communication Sciences and Disorders, University of Alberta, Edmonton, Alberta, Canada
6. Department of Oral and Maxillofacial Surgery, University of Turku, Turku, Finland
7. Division of Head and Neck Surgery, Department of Otolaryngology–Head & Neck Surgery, Mount Sinai Beth Israel, New York, New York
8. Thyroid, Head and Neck Cancer Foundation, New York, New York
9. Department of Oral and Maxillofacial Surgery, Mount Sinai Beth Israel, New York, New York
10. Department of Oral and Maxillofacial Diseases, University of Turku Hospital, Turku, Finland
11. Department of Oto-Rhino-Laryngology, Turku University Hospital, Turku, Finland