[1] Univ Tsukuba, Grad Sch Comprehen Human Sci, Doctoral Program Social & Environm Med, Dept Med Genet, Tsukuba, Ibaraki, Japan
[2] CREST, Japan Sci & Technol Agcy, Kawaguchi, Saitama, Japan
[3] Teikyo Univ, Sch Med, Dept Psychiat, Chiba Med Ctr, Ichihara, Chiba, Japan
[4] Fujita Hlth Univ, Sch Med, Dept Psychiat, Toyoake, Aichi, Japan
[5] Nagoya Univ, Sch Med, Dept Psychiat, Nagoya, Aichi, Japan
[6] Okayama Univ, Grad Sch Med Dent & Pharmaceut Sci, Dept Neuropsychiat, Okayama, Japan
[7] Niigata Univ, Grad Sch Med & Dent Sci, Dept Psychiat, Niigata, Japan