1. Department of Occupational Therapy, Sorabol College, Republic of Korea
2. Department of Occupational Therapy, Kimcheon Science College, Republic of Korea
3. Department of Occupational Therapy, Howon University, Republic of Korea
4. Department of Occupational Therapy, College of Biomedical Sciences and Engineering, Inje University: 607 Obang-dong, Gimhae, Gyeongnam 621-749, Republic of Korea