1. Oral Health Care, Espoo Health Care Center, University of Helsinki, Finland
2. Institute for Molecular Medicine Finland, Helsinki Institute of Life Science, University of Helsinki, Finland
3. Analytic and Translational Genetics Unit, Department of Medicine, Department of Neurology and Department of Psychiatry, Massachusetts General Hospital, Boston, USA
4. Stanley Center for Psychiatric Research, Broad Institute of MIT and Harvard, Cambridge, MA, USA
5. Orthodontics, Department of Oral and Maxillofacial Diseases, Clinicum, Faculty of Medicine, University of Helsinki, Finland
6. Department of Oral and Maxillofacial Diseases, Helsinki University Hospital, Finland