1. Department of Public Health, University of Helsinki, Helsinki, Finland
2. Department of Health and Welfare Inequalities Unit, National Institute for Health and Welfare, Helsinki, Finland
3. School of Social Sciences and Humanities/ Psychology, University of Tampere, Tampere, Finland
4. Department of Social Research, University of Helsinki, Helsinki, Finland
5. Center for the Study of Culture and Health, University of Turku, Turku, Finland