1. Department of Occupational Therapy, Faculty of Human Science, Hokkaido Bunkyo University, Eniwa, Japan
2. Department of Rehabilitation, Obihiro Kosei Hospital, Obihiro, Japan
3. Department of Rehabilitation, Naritatomisato Tokushukai Hospital, Narita, Japan
4. Department of Rehabilitation, Chitose City Hospital, Chitose, Japan