[1] University of Ottawa,Faculty of Medicine
[2] University of Toronto,Division of Oral and Maxillofacial Surgery
[3] Mount Sinai,Department of Dental and Maxillofacial Sciences
[4] Princess Margaret and Humber River Hospitals,Faculty of Dentistry
[5] Sunnybrook Health Sciences Center,Department of Otolaryngology
[6] University of Toronto, Head & Neck Surgery, Surgical Oncology
[7] University of Toronto,undefined
[8] University of Toronto,undefined
[9] Sunnybrook Health Sciences Centre and Michael Garron Hospital,undefined
[10] Institute of Health Policy,undefined
[11] Management,undefined
[12] and Evaluation,undefined
[13] University of Toronto,undefined