1. Departments of Physical Medicine & Rehabilitation, Bioengineering and Physical Therapy, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
2. Permobil Research & Development, Lebanon, Tennessee, USA
3. LUCI, LLC, Denver, Colorado, USA
4. The Ohio State University Wexner Medical Center, Columbus, Ohio, USA
5. Veterans Health Administration, St. Louis, Missouri, USA
6. Kessler Institute for Rehabilitation, West Orange, New Jersey, USA
7. Bodypoint, Inc, Seattle, Washington, USA
8. The Ohio State University, Columbus, Ohio, USA
9. Veterans Health Administration, Ann Arbor, Michigan, USA
10. Department of Rehabilitation Science & Technology, University of Pittsburgh, Pittsburgh, Pennsylvania, USA