1. George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA, USA
2. College of Engineering and Bouvé College of Health Sciences, Northeastern University, USA
3. Wallace H. Coulter Department of Biomedical Engineering, Georgia Institute of Technology, USA
4. Children's Healthcare of Atlanta, USA
5. Department of Rehabilitation Medicine, Emory University, USA
6. George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, USA