1. Toronto Rehabilitation Institute; University Health Network; Toronto ON Canada
2. Rehabilitation Sciences Institute; University of Toronto; Toronto ON Canada
3. Swallowing Systems Core; University of Florida; Gainesville Florida
4. Phil Smith Neuroscience Institute; Holy Cross Hospital; Fort Lauderdale Florida
5. Department of Speech, Language and Hearing Sciences; University of Florida; Gainesville Florida
6. Department of Neurology; University of Florida; Gainesville Florida