Castrén, S. http://orcid.org/0000-0003-0492-9610
Lind, Kalle
Järvinen-Tassopoulos, Johanna
Alho, Hannu
Salonen, Anne H.
Article History
First Online: 23 April 2019
Compliance with Ethical Standards
:
: The study was conducted in accordance with the ethical standards of the Declaration of Helsinki. The Ethics Committee of the National Institute for Health and Welfare, Finland, approved the research protocol (THL/1701/6.02.01/2017). Additional approval was obtained from the Finnish Criminal Sanctions Agency’s research unit. Potential participants received written and verbal information about the study and the principles of voluntary participation.
: None.
: The authors declare that they have no conflict of interest.
: The Ministry of Social Affairs and Health, Helsinki, Finland, had no role in the study design, analysis, or interpretation of the results nor in any phase of the publication process.