[1] Univ Groningen, Dept Psychiat, Interdisciplinary Ctr Psychiat Epidemiol, NL-9700 RB Groningen, Netherlands
[2] Univ Groningen, Groningen Grad Sch Med Sci, Univ Med Ctr Groningen, NL-9700 RB Groningen, Netherlands
[3] Univ Groningen, Dept Epidemiol, Univ Med Ctr Groningen, Unit Genet Epidemiol & Bioinformat, NL-9700 RB Groningen, Netherlands
[4] Univ Groningen, Dept Genet, Univ Med Ctr Groningen, Genome Anal Facil, NL-9700 RB Groningen, Netherlands
[5] Erasmus MC, Dept Child & Adolescent Psychiat, Rotterdam, Netherlands