1. Research Institute for Public Healthcare, National Medical Center, Seoul, Korea.
2. National Emergency Medical Center, National Medical Center, Seoul, Korea.
3. Department of Psychiatry, National Medical Center, Seoul, Korea.
4. Department of Social Welfare, Daegu University, Korea.
5. Department of Social Welfare, Sangji University, Wonju, Korea.
6. Department of Psychology, Kangwon National University, Chuncheon, Korea.
7. Department of Psychiatry, Kyung Hee University College of Medicine, Seoul, Korea.
8. Department of Social Welfare, Daegu University, Daegu, Korea.
9. Department of Social Welfare, College of Humanities & Social Sciences, Cheongju University, Cheongju, Korea.
10. Department of Psychology, Keimyung University, Daegu, Korea.