About the Authors

Siddheshwar J. Utge

Affiliations Public Health Genomics Unit, National Institute for Health and Welfare, Helsinki, Finland, Department of Physiology, University of Helsinki, Helsinki, Finland, Department of Psychiatry, Helsinki University Central Hospital, Helsinki, Finland, Institute for Molecular Medicine Finland FIMM, University of Helsinki, Helsinki, Finland

Pia Soronen

Affiliations Public Health Genomics Unit, National Institute for Health and Welfare, Helsinki, Finland, Department of Psychiatry, Helsinki University Central Hospital, Helsinki, Finland, Institute for Molecular Medicine Finland FIMM, University of Helsinki, Helsinki, Finland

Anu Loukola

Affiliations Public Health Genomics Unit, National Institute for Health and Welfare, Helsinki, Finland, Institute for Molecular Medicine Finland FIMM, University of Helsinki, Helsinki, Finland

Erkki Kronholm

Affiliation Department of Chronic Disease Prevention, Population Studies Unit, National Institute for Health and Welfare, Turku, Finland

Hanna M. Ollila

Affiliations Public Health Genomics Unit, National Institute for Health and Welfare, Helsinki, Finland, Department of Physiology, University of Helsinki, Helsinki, Finland, Institute for Molecular Medicine Finland FIMM, University of Helsinki, Helsinki, Finland

Sami Pirkola

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

Tarja Porkka-Heiskanen

Affiliation Department of Physiology, University of Helsinki, Helsinki, Finland

Timo Partonen

Affiliation Department of Mental Health and Substance Abuse Services, National Institute for Health and Welfare, Helsinki, Finland

Tiina Paunio

Tiina.Paunio@thl.fi

Affiliations Public Health Genomics Unit, National Institute for Health and Welfare, Helsinki, Finland, Department of Psychiatry, Helsinki University Central Hospital, Helsinki, Finland, Institute for Molecular Medicine Finland FIMM, University of Helsinki, Helsinki, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SJU PS AL EK SP TPH TP TP. Performed the experiments: PS. Analyzed the data: SJU. Contributed reagents/materials/analysis tools: SJU AL HMO TP. Wrote the paper: SJU PS AL EK SP TPH TP TP. Assembled clinical data: TP EK SP.