1. Department of Orthopaedic Surgery University of Yamanashi Yamanashi Japan
2. Department of Pathology Saitama Medical University International Medical Center Saitama Japan
3. Clinical and Laboratory Medicine University of Yamanashi Yamanashi Japan
4. Biological Chemistry, Interdisciplinary Graduate School of Medicine University of Yamanashi Yamanashi Japan
5. Physical Therapy Division, School of Health Sciences Shinshu University Nagano Japan
6. Department of Orthopaedic Oncology Cancer Institute Hospital of Japanese Foundation for Cancer Research Tokyo Japan