1. Department of Engineering, Norfolk State University, Norfolk, Virginia, USA.
2. Department of Biomedical Engineering, Marquette University & The Medical College of Wisconsin, Milwaukee, Wisconsin, USA.
3. Department of Mechanical Engineering, College of Engineering, Boston University, Boston, Massachusetts, USA.
4. Department of Materials Engineering, Imam Khomeini International University, Qazvin, Iran.
5. Department of Materials Science and Engineering, University of Florida, Gainesville, Florida, USA.
6. Marquette University School of Dentistry, Milwaukee, Wisconsin, USA.