1. Division of Orthopedic Surgery, Department of Regenerative and Transplant Medicine, Niigata University Graduate School of Medical and Dental Sciences
2. Niigata Spine Surgery Center
3. Division of Comprehensive Geriatrics in Community, Graduate School of Medical and Dental Sciences, Niigata University
4. Division of Musculoskeletal Science for Frailty, Niigata University Graduate School of Medical and Dental Sciences