1. Department of Surgery; Division of Otolaryngology - Head and Neck Surgery, Stony Brook University; Stony Brook New York
2. Department of Otolaryngology - Head and Neck Surgery; University of Toronto; Toronto Ontario Canada
3. Department of Dental Oncology; Princess Margaret Hospital; Toronto Ontario Canada
4. Division of Oral Radiology; University of Toronto Faculty of Dentistry; Toronto Ontario Canada
5. Department of Medical Imaging; Division of Neuroimaging, University of Toronto; Toronto Ontario Canada