1. Department of Medical Joint Materials; Kagoshima University; Kagoshima Japan
2. Department of Epidemiology and Preventive Medicine; Kagoshima University; Kagoshima Japan
3. Department of Orthopedic Surgery; Kagoshima University; Kagoshima Japan
4. The Near-Future Locomotor Organ Medicine Creation Course; Graduate School of Medical and Dental Sciences; Kagoshima University; Kagoshima Japan