About the Authors

Kirsi Ahola

kirsi.ahola@ttl.fi

Affiliation Work Organizations, Finnish Institute of Occupational Health, Helsinki, Finland

Ilari Sirén

Affiliations Research Programs Unit – Molecular Neurology, University of Helsinki, Helsinki, Finland, Department of Medical Genetics, Haartman Institute, University of Helsinki, Helsinki, Finland

Mika Kivimäki

Affiliations Work Organizations, Finnish Institute of Occupational Health, Helsinki, Finland, Department of Epidemiology and Public Health, University College London, London, United Kingdom, Institute of Behavioral Sciences, University of Helsinki, Helsinki, Finland

Samuli Ripatti

Affiliations Institute of Molecular Medicine Finland FIMM, Helsinki, Finland, Department of Chronic Disease Prevention, National Institute for Health and Welfare, Helsinki, Finland, Department of Human Genetics, Wellcome Trust Sanger Institute, Cambridge, United Kingdom

Arpo Aromaa

Affiliation Public Health Consulting, Europe, Helsinki, Finland

Jouko Lönnqvist

Affiliations Department of Mental Health and Substance Abuse Services, National Institute for Health and Welfare, Helsinki, Finland, Department of Psychiatry, University of Helsinki and Helsinki University Central Hospital, Helsinki, Finland

Iiris Hovatta

Affiliations Research Programs Unit – Molecular Neurology, University of Helsinki, Helsinki, Finland, Department of Medical Genetics, Haartman Institute, University of Helsinki, Helsinki, Finland, Department of Mental Health and Substance Abuse Services, National Institute for Health and Welfare, Helsinki, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KA IH MK. Performed the experiments: IS. Analyzed the data: KA IS SR. Contributed reagents/materials/analysis tools: AA JL IH. Wrote the paper: KA IS MK SR AA JL IH.