1. Graduate School of Medicine, Saitama Medical University, Saitama, Japan
2. Department of Rehabilitation, Kimura Orthopaedic Clinic, Saitama, Japan
3. Department of Rehabilitation, Kurando Orthopaedic Clinic, Saitama, Japan
4. Department of Rehabilitation, Saitama Medical University Hospital, Saitama, Japan
5. Curtin School of Allied Health, Curtin University, Perth, Australia