1. Health & Rehabilitation Sciences, Western University, London, Ontario, Canada
2. Department of Otolaryngology—Head & Neck Surgery, Division of Laryngology, Stanford University School of Medicine, CA
3. Lawson Health Research Institute, London, Ontario, Canada
4. Department of Otolaryngology—Head & Neck Surgery, London Health Sciences Centre, Ontario, Canada
5. School of Communication Sciences and Disorders, Elborn College, Western University, London, Ontario, Canada