| Affiliation: | 1. Department of Mechanical Engineering and Material Science, Duke University, Durham, NC, USA;2. Department of Biomedical Engineering, Duke University, Durham, NC, USA;3. Department of Mechanical Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA;4. Department of Orthopaedic Surgery, Duke University Medical Center, Durham, NC, USA;5. Department of Biomedical Engineering, Columbia University, New York, NY, USA;6. Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA |
