[1] Kuopio Psychiat Ctr, Kuopio Psychiat Ctr 3731, FIN-70211 Kuopio, Finland
[2] Kuopio Univ Hosp, Dept Psychiat, SF-70210 Kuopio, Finland
[3] Univ Oulu, Dept Psychiat, Oulu, Finland
[4] Lapland Hosp Dist, Dept Psychiat, Rovaniemi, Finland
[5] Univ Kuopio, Inst Clin Med, FIN-70211 Kuopio, Finland