1. Department of Psychiatry, University of Helsinki, Helsinki University Central Hospital, Helsinki, Finland
2. Children’s Hospital, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland
3. Department of Clinical Science, Lund University Diabetes Center, Scania University Hospital, Malmö, Sweden
4. National Institute for Health and Welfare, Helsinki, Finland
5. Oy Aava Development Ltd., Helsinki, Finland
6. Laboratory of Neurogenetics, National Institute on Alcohol Abuse and Alcoholism, Bethesda, MD, USA
7. Department of Psychiatry, New York University School of Medicine, New York, NY, USA
8. Department of Pharmacology and Clinical Neuroscience, Umeå University, Umeå Sweden