1. Department of Holistic Integrative Healing Studies, Seoul Cyber University, Seoul 01133, Republic of Korea
2. Department of Clinical Rehabilitation Research, National Rehabilitation Research Institute, Seoul 01022, Republic of Korea
3. Assistive Technology Research Team for Independent Living, National Rehabilitation Research Institute, Seoul 01022, Republic of Korea
4. Department of Healthcare and Public Health Research, National Rehabilitation Research Institute, Seoul 01022, Republic of Korea