1. Edward P. Fitts Department of Industrial and Systems Engineering and Comparative Medicine Institute North Carolina State University Raleigh NC 27695 USA
2. Department of Molecular Biomedical Sciences and Comparative Medicine Institute North Carolina State University Raleigh NC 27695 USA
3. Edward P. Fitts Department of Industrial and Systems Engineering Comparative Medicine Institute Joint Department of Biomedical Engineering and Department of Mechanical and Aerospace Engineering North Carolina State University Raleigh NC 27695 USA