1. Department of Public Health Solutions, National Institute for Health and Welfare, Helsinki, Finland
2. Health Sciences, Faculty of Social Sciences, University of Tampere, Tampere, Finland
3. Research Department, Social Insurance Institution, Turku, Finland
4. Department of Public Health, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
5. Department of Information Services, National Institute for Health and Welfare, Helsinki, Finland
6. Department of Neurobiology, Care and Society, Division of Family Medicine, Karolinska Institute, Stockholm, Sweden
7. Tampere Center for Child Health Research, University of Tampere and Tampere University Hospital, Tampere, Finland
8. Science Center of Pirkanmaa Hospital District, Tampere, Finland