1. Division of Dental Educational Research Development; Niigata University Graduate School of Medical and Dental Sciences; Niigata Japan
2. Division of Oral Anatomy; Niigata University Graduate School of Medical and Dental Sciences; Niigata Japan
3. Division of Biomimetics; Niigata University Graduate School of Medical and Dental Sciences; Niigata Japan
4. Division of Comprehensive Prosthodontics; Niigata University Graduate School of Medical and Dental Sciences; Niigata Japan
5. Division of Molecular and Regenerative Prosthodontics; Tohoku University Graduate School of Dentistry; Sendai Japan