1. School of Biomedical Engineering, Science and Health Systems, Drexel University, Philadelphia, Pennsylvania 19104, United States
2. Department of Chemical and Biological Engineering, Villanova University, Villanova, Pennsylvania 19085, United States
3. Department of Mechanical Engineering, Villanova University, Villanova, Pennsylvania 19085, United States
4. Department of Orthopaedic Surgery and Rehabilitation, Loyola University Medical Center, Maywood, Illinois 60153, United States
5. Department of Mechanical Engineering, University of Delaware, Newark, Delaware 19716, United States