1. Department of Pulp Biology and Endodontics, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University
2. Department of Restorative and Dental Materials, Oral and Dental research division, National Research Centre of Egypt
3. Department of Advanced Biomaterials, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University
4. Department of Cariology and Operative Dentistry, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University
5. Department of Biomaterials, Faculty of Oral and Dental Medicine, Modern University for Technology and Information
6. Department of Oral and Maxillofacial Radiology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University
7. Department of Materials Engineering, Graduate School of Engineering, The University of Tokyo