1 Population Research Unit, Department of Social Research, University of Helsinki, Finland
2 Centre for Health Equity Studies (CHESS), Stockholm University and Karolinska Institutet, Stockholm, Sweden
3 The Max Planck Institute for Demographic Research, Rostock, Germany
The authors declare no conflicts of interest.
Sources of financial support: PM is funded by the Academy of Finland
Due to data protection regulations of the national register-holders providing the data, we are not allowed to make the data available to third parties. Interested researchers may obtain data access by contacting the following register-holding public institutions: Statistics Finland (http://www.stat.fi/tup/index_en.html). Contact by email tutkijapalvelut(at)stat.fi, or by telephone +358 29 551 2220
The Social Insurance Institution of Finland (http://www.kela.fi/web/en/research-data-requests). Contact by email tietopyynnot(at)kela.fi, or by telephone +358 20 634 1364.
Acknowledgments: The authors give thanks to Vladimir M. Shkolnikov (Max Planck Institute for Demographic Research, Germany) for useful insights on mortality in vanguard groups.
Corresponding author: Martikainen, Pekka. Mailing address: Population Research Unit, Department of Social Research, University of Helsinki P.O. Box 18, FIN-00014 University of Helsinki, Finland; Tel.: +358-9-191 23889; e-mail: firstname.lastname@example.org