1. Research Center for Genomic Medicine, Saitama Medical University 1 Division of Biomedical Sciences , , Hidaka-shi, Saitama 350-1241 , Japan
2. Saitama Medical University 2 Department of Orthopedic Surgery , , Moroyama-cho, Iruma-gun, Saitama 350-0451 , Japan
3. JCHO Saitama Northern Medical Center 3 Department of Orthopaedic Surgery , , Miyahara-cho, Kita-ku, Saitama-shi, 331-8625 , Japan
4. Oral Health/Brain Health/Total Health Research Center, Kyushu University 4 Faculty of Dental Science , , Fukuoka-shi, Fukuoka 812-8582 , Japan