1. Department of Psychiatry, Yonsei University College of Medicine, Severance Mental Health Hospital, Seoul, Korea.
2. Department of Psychiatry, Yonsei University College of Medicine, Gangnam Severance Hospital, Seoul, Korea.
3. Section of Affect and Neuroscience, Institute of Behavioral Science in Medicine, Yonsei University College of Medicine, Seoul, Korea.
4. Department of Psychiatry, Yonsei University College of Medicine, Severance Hospital, Seoul, Korea.
5. Department of Medical Engineering, Yonsei University College of Medicine, Seoul, Korea.