1. Department of Orthopaedic Surgery Shinshu University School of Medicine Matsumoto Nagano 390‐8621 (Japan)
2. Department of Laboratory Medicine Shinshu University Hospital Matsumoto Nagano 390‐8621 (Japan)
3. Research Center for Human and Environmental Sciences Shinshu University Matsumoto Nagano 390‐8621 (Japan)
4. AMOMEDI, Co., Ltd. Hasungmyun, Gimpo, Gyunggido 415‐863 (Korea)
5. Faculty of Engineering, Shinshu University Nagano 380‐8553 (Japan)
6. Department of Applied Physical Therapy Shinshu University School of Health Sciences Matsumoto Nagano 390‐8621 (Japan)