1. Department of Psychiatry and Behavioral Science, College of Medicine, Seoul National University, Seoul, Republic of Korea.
2. Department of Neuropsychiatry, Seoul National University Hospital, Seoul, Republic of Korea.
3. Department of Neuropsychiatry, Seoul National University Bundang Hospital, Seongnam, Republic of Korea.
4. Department of Neuropsychiatry, Dongguk University International Hospital, Goyang, Republic of Korea.
5. Department of Psychiatry, Gongju National Hospital, Gongju, Republic of Korea.
6. Department of Psychiatry, Kwangju National Hospital, Gwangju, Republic of Korea.
7. Department of Psychiatry, College of Medicine, University of Ulsan, Ulsan, Republic of Korea.
8. Department of Psychiatry, Sanggye Paik Hospital, College of Medicine, Inje University, Seoul, Republic of Korea.
9. Department of Psychiatry, College of Medicine, Inha University, Incheon, Republic of Korea.
10. Department of Psychiatry, Gachon Medical School, Gachon University of Medicine and Science, Incheon, Republic of Korea.
11. Department of Psychiatry, College of Medicine, Kangwon National University, Chuncheon, Republic of Korea.
12. Department of Psychiatry, College of Medicine, Chungbuk National University, Cheongju, Republic of Korea.
13. Department of Psychiatry, School of Medicine, Kyungpook National University, Daegu, Republic of Korea.
14. Department of Neuropsychiatry, Seoul Metropolitan Boramae Medical Center, Seoul, Republic of Korea.
15. Department of Psychiatry, Samjung Hospital, Incheon, Republic of Korea.
16. Department of Psychiatry, Samsung Medical Center, Seoul, Republic of Korea.