1. Breathing Research and Therapeutics Center and Department of Physical Therapy, University of Florida, Gainesville, Florida, USA.
2. McKnight Brain Institute, University of Florida, Gainesville, Florida, USA.
3. School of Sport, Exercise and Rehabilitation Sciences, College of Life and Environmental Sciences, University of Birmingham, Edgbaston, Birmingham, United Kingdom.
4. Brooks Rehabilitation, Jacksonville, Florida, USA.
5. Department of Neurology, College of Medicine–Jacksonville, University of Florida, Jacksonville, Florida, USA.
6. Department of Physical Therapy, Thomas Jefferson University, Philadelphia, Pennsylvania, USA.