1. Saori Makino, DDS, PhD, Hokkaido University Hospital, Center for Dental Clinics of Restorative Dentistry, Sapporo, Japan
2. Chiharu Kawamoto, DDS, PhD, Hokkaido University Hospital, Center for Dental Clinics of Restorative Dentistry, Sapporo, Japan
3. Takatsumi Ikeda, DDS, PhD, Department of Restorative Dentistry, Faculty of Dental Medicine and Graduate School of Dental Medicine, Hokkaido University, Japan
4. Teppei Doi, MS, Oral Science Section, Central Laboratory, LOTTE Co, Ltd, Japan, Saitama, Japan
5. Atsushi Narise, MS, Oral Science Section, Central Laboratory, LOTTE Co, Ltd, Japan, Saitama, Japan
6. Toru Tanaka, DDS, PhD, Hokkaido University Hospital, Center for Dental Clinics of Restorative Dentistry, Sapporo, Japan
7. Chowdry Almas, DDS, Department of Restorative Dentistry, Faculty of Dental Medicine and Graduate School of Dental Medicine, Hokkaido University, Japan
8. Matthias Hannig, DDS, PhD, Saarland University, Clinic of Operative Dentistry, Periodontology and Preventive Dentistry, Homburg, Germany
9. Ricardo M Carvalho, DDS, PhD, Department of Oral Biological and Medical Science, Faculty of Dentistry, University of British Columbia, Vancouver, Canada
10. Hidehiko Sano, DDS, PhD, Department of Restorative Dentistry, Faculty of Dental Medicine and Graduate School of Dental Medicine, Hokkaido University, Japan