1. Department of Psychiatry, Biomedical Science Korea University College of Medicine Seoul Republic of Korea
2. Chronobiology Institute Korea University Seoul Republic of Korea
3. Department of Psychiatry, School of Medicine Chungnam National University Daejeon Republic of Korea
4. Department of Psychiatry Chungnam National University Sejong Hospital Sejong Republic of Korea
5. Department of Biostatistics Korea University College of Medicine Seoul Republic of Korea
6. Department of Psychiatry Seoul National University College of Medicine Seoul Republic of Korea
7. Department of Psychiatry and Institute of Behavioral Science in Medicine Yonsei University College of Medicine Seoul Republic of Korea
8. Department of Psychiatry Seoul National University Bundang Hospital Seongnam Republic of Korea
9. Department of Psychiatry Gyeongsang National University College of Medicine Jinju Republic of Korea
10. Department of Psychiatry Pusan National University School of Medicine Busan Republic of Korea
11. Department of Psychiatry National Center for Mental Health Seoul Republic of Korea
12. Department of Psychiatry, Samsung Medical Center Sungkyunkwan University School of Medicine Seoul Republic of Korea
13. Department of Psychiatry Chonnam National University College of Medicine Gwangju Republic of Korea