Affiliation: | 1. Department of Psychiatry, Gachon University, School of Medicine, Incheon, Republic of Korea;2. Department of Psychiatry, College of Medicine, Seoul National University, Seoul, Republic of Korea;3. Department of Medicine, College of Medicine, Seoul National University, Seoul, Republic of Korea;4. Department of Psychiatry, College of Medicine, Ewha Womans University, Seoul, Republic of Korea;5. Department of Psychiatry, College of Medicine, Korea University, Seoul, Republic of Korea;6. Department of Psychiatry, College of Medicine, Inje University, Goyang, Republic of Korea;g Department of Psychiatry, College of Medicine, University of Ulsan, Seoul, Republic of Korea |