1. Department of Oral Rehabilitation and Regenerative Medicine Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences Okayama Japan
2. Department of Stomatgnathic Function and Occlusal Reconstruction Institute of Biomedical Sciences Clinical Dentistry Tokushima University Graduate School Tokushima Japan
3. Department of Biomaterials Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences Okayama Japan
4. Department of Fixed Prosthodontics School of Dental Medicine Tsurumi University Yokohama Japan
5. Advanced Program in Orofacial Pain and Oral Medicine Ostrow School of DentistryUniversity of Southern California Los Angeles CA USA