1. Department of Biomedical Engineering, University of Virginia, Charlottesville, Virginia.
2. Department of Pathology, University of Virginia, Charlottesville, Virginia.
3. Wake Forest Institute for Regenerative Medicine, Wake Forest University, Winston-Salem, North Carolina.
4. Department of Mechanical and Aerospace Engineering, University of Virginia, Charlottesville, Virginia.
5. Department of Orthopaedic Surgery, University of Virginia, Charlottesville, Virginia.
6. Department of Orthopaedics, University of Virginia, Charlottesville, Virginia.