1. Department of Psychiatry, Gyeongsang National University Changwon Hospital, Changwon, Korea
2. Department of Psychiatry, Gyeongsang National University School of Medicine, Gyeongsang National University Hospital, Jinju, Korea
3. Department of Psychiatry, Gyeongsang National University School of Medicine, Gyeongsang National University Changwon Hospital, Changwon, Korea
4. Division of Child and Adolescent Psychiatry, Department of Psychiatry, Seoul National University Hospital, Seoul, Korea