1 Department of Psychology, Sungshin Women's University, Seoul, Republic of Korea; Department of Psychiatry, Stanford University, Palo Alto, CA, USA.
2 Department of Psychiatry, Stanford University, Palo Alto, CA, USA.
3 Yongmoon Graduate School of Counseling Psychology, Seoul, Republic of Korea.
4 Korea University Ansan Hospital, Institute for Human Genomic Study, Ansan, Republic of Korea; Division of Pulmonary, Sleep and Critical Care Medicine, Department of Internal Medicine, Korea University Ansan Hospital, Ansan, Republic of Korea. Electronic address: chol-shin@korea.ac.kr.