1. Department of Materials Science and Engineering, The Ohio State University, Columbus, Ohio, USA.
2. Department of Biomedical Engineering, The Ohio State University, Columbus, Ohio, USA.
3. Shriners Children's Ohio, Dayton, Ohio, USA.
4. School of Physical and Occupational Therapy, McGill University, Montreal, Quebec, Canada.
5. Centre de recherche du Centre Hospitalier de l'Université de Montréal (CHUM), Montreal, Quebec, Canada.
6. Hôpital de réadaptation Villa Medica, Montreal, Quebec, Canada.