1. Department of Rehabilitation Science, School of Public Health & Health Professions, University at Buffalo, Buffalo, NY, USA
2. Regina Qu'Appelle Health Region, Wascana Rehabilitation Centre, Adult Program, Regina, Saskatchewan, Canada
3. The Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Columbia, MD, USA
4. Interdisciplinary School of Health Sciences, University of Ottawa, Ottawa, Ontario, Canada
5. Research Center, Montreal Geriatric University Institute, Montreal, Quebec, Canada
6. School of Rehabilitation, Faculty of Medicine, Université de Montréal, Montreal, Quebec, Canada
7. Department of Surgery, Duke University Medical Center, Division of Speech Pathology & Audiology, Durham, NC, USA