1. Department of Clinical Research for Rehabilitation, Korea National Rehabilitation Research Institute, Seoul, South Korea
2. Department of Healthcare and Public Health Research, Korea National Rehabilitation Research Institute, Seoul, South Korea
3. Department of Preventive Medicine, Kyung Hee University School of Medicine, Seoul, South Korea
4. Department of Community Reintegration Service, Korea National Rehabilitation Hospital, Seoul, South Korea
5. Department of Rehabilitation Medicine, College of Medicine, Dankook University, Cheonan, South Korea