1. Department of Nursing, Inje University, Busan, Korea.
2. Department of Psychology, Ewha Womans University, Seoul, Korea.
3. Korea Youth Counseling and Welfare Institute, Seoul, Korea.
4. Department of Social Welfare, Baekseok University, Cheonan, Korea.
5. Department of Psychiatry, Gil Hospital, Gachon University, Incheon, Korea.