[1] Catholic Univ Korea, Dept Psychiat, Coll Med, Seoul, South Korea
[2] Konkuk Univ, Dept Psychiat, Sch Med, Chungju, South Korea
[3] Inje Univ, Coll Med, Dept Psychiat, Ilsan Paik Hosp, Goyang, South Korea
[4] Catholic Univ Korea, St Vincents Hosp, Dept Psychiat, Coll Med, Suwon, South Korea
[5] Inje Univ, Sch Med, Dept Psychiat, Seoul Paik Hosp, Seoul, South Korea
[6] Inje Univ, Stress Res Inst, Seoul, South Korea
[7] Soonchunhyang Univ, Dept Psychiat, Coll Med, Cheonan Hosp, Cheonan, South Korea
[8] Inje Univ, Dept Psychiat, Coll Med, Haeundae Paik Hosp, Busan, South Korea
[9] Inje Univ, Palk Inst Clin Res, Busan, South Korea
[10] Inje Univ, Dept Hlth Sci & Technol, Grad Sch, Busan, South Korea
[11] Hallym Univ, Sacred Heart Hosp, Dept Psychiat, Coll Med, Anyang, South Korea
[12] Chung Ang Univ, Dept Psychiat, Coll Med, Seoul, South Korea