1. Department of Biomaterials Science, Osaka University Graduate School of Dentistry, Suita, Japan
2. Department of Prosthodontics, Faculty of Dentistry, Ankara University, Ankara, Turkey
3. Department of Fixed Prosthodontics, Osaka University Graduate School of Dentistry, Suita, Japan
4. Department of Advanced Functional Biomaterial Science, Osaka University Graduate School of Dentistry, Suita, Japan