1. Department of Biomedical Engineering Michigan Technological University Houghton MI 49931 USA
2. Cardiovascular Division Radcliff Department of Medicine University of Oxford Oxford OX3 9DU UK
3. Department of Materials Engineering School of Chemical and Materials Engineering (SCME) National University of Sciences and Technology (NUST) Islamabad 44000 Pakistan
4. Engineering Science and Mechanics Pennsylvania State University University Park PA 16802 USA
5. Department of Biomedical Engineering Pennsylvania State University University Park PA 16802 USA
6. Department of Neurosurgery Pennsylvania State University Hershey PA 16802 USA
7. Department of Medical Oncology Cukurova University Adana 01330 Turkey
8. Health Research Institute Michigan Technological University Houghton MI 49931 USA