1. Department of Materials Science and Engineering, McMaster University, Hamilton, ON L8S 4L8, Canada
2. Department of Biomedical Engineering, Pennsylvania State University, University Park, Pennsylvania 16802-4400, United States
3. Institute of Biomedical Engineering, University of Toronto, Toronto, ON M5S 3G9, Canada
4. Materials Research Institute, Pennsylvania State University, University Park, Pennsylvania 16802, United States
5. Center for Structural Oncology, Pennsylvania State University, University Park, Pennsylvania 16802, United States
6. Department of Materials Science and Engineering, University of Toronto, Toronto, ON M5S 3E4, Canada
7. Faculty of Dentistry, University of Toronto, Toronto, ON M5G 1X3, Canada
8. School of Biomedical Engineering, McMaster University, Hamilton, ON L8S 4L8, Canada