1. Department Orthopedics and Rehabilitation, Robert Larner College of Medicine, University of Vermont, Burlington, Vermont, USA
2. Department of Mechanical Engineering, University of Vermont, Burlington, Vermont, USA
3. Department of Electrical and Biomedical Engineering, University of Vermont, Burlington, Vermont, USA
4. Department of Rehabilitation and Movement Science, College of Nursing and Health Sciences, University of Vermont, Burlington, Vermont, USA
5. Department of Medical Biostatistics, Robert Larner College of Medicine, University of Vermont, Burlington, Vermont, USA
6. Department of Medicine, Robert Larner College of Medicine, University of Vermont, Burlington, Vermont, USA
7. Department of Molecular Physiology and Biophysics, Robert Larner College of Medicine, University of Vermont, Burlington, Vermont, USA