[1] Natl Inst Hlth & Welf, Dept Genet & Biomarkers, Mannerheimintie 166 PO 30, Helsinki 00271, Finland
[2] Univ Helsinki, Dept Psychiat, Helsinki, Finland
[3] Natl Inst Hlth & Welf, Mental Hlth & Subst Abuse Serv, Helsinki, Finland
[4] Tampere Univ, Fac Med & Hlth Technol MET, Tampere, Finland
[5] Gerontol Res Ctr GEREC, Jyvaskyla, Finland
[6] Karolinska Inst, Dept Med Epidemiol & Biostat, Stockholm, Sweden
[7] Univ Helsinki, Inst Mol Med Finland FIMM, Ctr Excellence Complex Dis Genet, Helsinki, Finland
[8] Univ Helsinki, Fac Med, Helsinki, Finland
[9] Broad Inst MIT & Harvard, Boston, MA USA
[10] Tampere Univ, Fac Social Sci, Tampere, Finland
[11] Tampere Univ Hosp, Dept Adult Psychiat, Pirkanmaa Hosp Dist, Tampere, Finland
[12] Univ Helsinki, Res Programs Unit, Mol Neurol, Biomed Helsinki, Helsinki, Finland
[13] Univ Helsinki, Fac Med, SleepWell Res Program, Helsinki, Finland
[14] Univ Helsinki, Dept Psychol & Logoped, Helsinki, Finland
[15] Univ Helsinki, Helsinki Inst Life Sci HiLIFE, Neurosci Ctr, Helsinki, Finland