[1] Tohoku Univ, Grad Sch Med, Dept Disaster Psychiat, Aoba Ku, 2-1 Seiryo Machi, Sendai, Miyagi 9808573, Japan
[2] Miyagi Disaster Mental Hlth Care Ctr, Aoba Ku, 2-8-21 Honcho, Sendai, Miyagi 9800014, Japan
[3] Tohoku Univ Hosp, Dept Psychiat, Aoba Ku, 1-1 Seiryo Machi, Sendai, Miyagi 9808574, Japan
[4] Tohoku Univ, Grad Sch Med, Dept Psychiat, Aoba Ku, 2-1 Seiryo Machi, Sendai, Miyagi 9808575, Japan
[5] Tohoku Univ, Dept Prevent Med & Epidemiol, Tohoku Med Megabank Org, Aoba Ku, 2-1 Seiryo Machi, Sendai, Miyagi 9808573, Japan
[6] Saitama Prefectural Univ, Dept Hlth Sci, 820 Sannomiya, Koshigaya, Saitama 3438540, Japan
[7] Tohoku Univ, Grad Sch Med, Dept Publ Hlth, Aoba Ku, 1-1 Seiryo Machi, Sendai, Miyagi 9808574, Japan
[8] Tohoku Univ, Int Res Inst Disaster Sci, Dept Disaster Psychiat, Aoba Ku, 2-1 Seiryo Machi, Sendai, Miyagi 9808573, Japan