1. Division of Rehabilitation, Tokushima University Hospital, Tokushima, Japan
2. Department of Public Health, Kobe University Graduate School of Health Sciences, Kobe, Japan
3. Department of Rehabilitation Medicine, Tokushima University Hospital, Tokushima, Japan
4. Department of Rehabilitation Medicine, Red Cross Tokushima Hinomine Rehabilitation Center for People with Disabilities, Tokushima, Japan