1. Edward P. Fitts Department of Industrial and Systems Engineering, North Carolina State University, Raleigh, NC, USA
2. Comparative Medicine Institute, North Carolina State University, Raleigh, NC, USA
3. Joint Department of Biomedical Engineering, North Carolina State University and University of North Carolina at Chapel Hill, Raleigh, NC, USA
4. Department of Orthopaedics, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA