1. Department of Physical Therapy, University of Tennessee at Chattanooga, Chattanooga, TN, USA
2. Department of Veterinary Surgical and Radiological Sciences, University of California, Davis, CA, USA
3. Department of Mechanical Engineering, University of Tennessee at Chattanooga, Chattanooga, TN, USA
4. Department of Population Health and Pathobiology, College of Veterinary Medicine, North Carolina State University, Raleigh, NC, USA