1. Institute of Biomedical Engineering University of Toronto Toronto Ontario Canada
2. Faculty of Dentistry University of Toronto Toronto Ontario Canada
3. Department of Periodontology, Department of Periodontology, Graduate School of Medical and Dental Sciences Tokyo Medical and Dental University Tokyo Japan
4. Department of Anatomy & Cell Biology, Schulich School of Medicine & Dentistry Western University London Ontario Canada
5. Department of Materials Science and Engineering University of Toronto Toronto Ontario Canada