[1] Univ Toronto, Dept Psychiat, Toronto, ON, Canada
[2] Derby City Gen Hosp, Radbourne Unit, Derby, England
[3] Serbsky State Sci Ctr Social & Forens Psychiat, Dept Psychiat, Moscow, Russia
[4] Mehilainen Clin, Dept Psychiat, Helsinki, Finland
[5] Inst Rech Int Servier, Neuropsychiat Ctr Therapeut Innovat, Suresnes, France