1. Department of Psychiatry, CHA Bundang Medical Center CHA University Seongnam Korea
2. Institute of Behavioral Science in Medicine Yonsei University College of Medicine Seoul Korea
3. Biostatistics Collaboration Unit, Department of Biomedical Systems Informatics Yonsei University College of Medicine Seoul Korea
4. Division of Biostatistics, Department of Biomedical Systems Informatics Yonsei University College of Medicine Seoul Korea
5. Department of Psychiatry Yonsei University College of Medicine Seoul Korea