1. Department of Biomedical Engineering and Mechanics, Vir Polytechnic Institute and State University, USA
2. Department of Small Animal Clinical Sciences, Virginia-Maryland Regional College of Veterinary Medicine, USA
3. Department of Biological Sciences and Pathobiology, Virginia Polytechnic Institute and State University, USA
4. Department of Biomedical Engineering and Mechanics, Vir Polytechnic Institute and State University, Blacksburg, VA, USA
5. Department of Small Animal Clinical Sciences, Virginia-Maryland Regional College of Veterinary Medicine, Blacksburg, VA, USA