1. Institute of Public Health and Clinical Nutrition, University of Eastern Finland , Kuopio, Finland
2. Department of Health Security, Finnish Institute for Health and Welfare (THL) , Helsinki, Finland
3. Research Unit of Population Health, Faculty of Medicine, University of Oulu , Oulu, Finland
4. Department of Public Health and Welfare, Finnish Institute for Health and Welfare (THL) , Helsinki, Finland
5. Department of Psychology and Speech-Language Pathology, University of Turku , Turku, Finland
6. Department of Technical Physics, University of Eastern Finland , Kuopio, Finland
7. Department of Environmental and Biological Sciences, University of Eastern Finland , Kuopio, Finland