1. Department of Oral Medical Biological Sciences, Faculty of Dentistry, University of British Columbia, Vancouver, Canada2Department of Integrative Oncology, BC Cancer Research Centre, Vancouver, British Columbia, Canada
2. Division of Otolaryngology–Head and Neck Surgery, Department of Oral Biological and Medical Science, University of British Columbia, Vancouver, Canada
3. Department of Radiation Oncology, BC Cancer Agency, Vancouver Center, Vancouver, British Columbia, Canada
4. Department of Oral Medical Biological Sciences, Faculty of Dentistry, University of British Columbia, Vancouver, Canada2Department of Integrative Oncology, BC Cancer Research Centre, Vancouver, British Columbia, Canada5Department of Pathology and Laboratory Medicine, University of British Columbia, Vancouver, Canada