1. Department of Translational Research, Tsurumi University School of Dental Medicine, 2-1-3 Tsurumi, Tsurumi-ku, Yokohama 230-8501, Japan
2. The Lion Foundation for Dental Health, 3-7 Honjo 1-Chome, Sumida-ku 130-8644, Japan
3. Department of Mathematics, Tsurumi University School of Dental Medicine, 2-1-3 Tsurumi, Tsurumi-ku, Yokohama 230-8501, Japan
4. Medical Corporation Hakuoukai Koganezawa Dental Clinic, 5-6 Ooishihigashi 4-Chome, Otsu-Shi Siga 520-2264, Japan
5. Department of Oral and Maxillofacial Surgery, Graduate School of Medicine, Kyoto University, 54 Kawahara-Cho, Sakyo-Ku, Kyoto 606-8507, Japan
6. Department of Biomedical Statistics and Bioinformatics, Graduate School of Medicine, Kyoto University, 54 Kawahara-Cho, Sakyo-Ku, Kyoto 606-8507, Japan