Beattie, Marguerite M. http://orcid.org/0000-0002-9224-9684
Konttinen, Hanna M. http://orcid.org/0000-0002-6001-4418
Volanen, Salla-Maarit http://orcid.org/0000-0002-4436-9518
Knittle, Keegan P. http://orcid.org/0000-0002-2108-7112
Hankonen, Nelli E. http://orcid.org/0000-0002-8464-2478
Funding for this research was provided by:
Academy of Finland (285283, 285283, 314135, 309157)
Suomen Kulttuurirahasto (00180175)
Svenska Litteratursällskapet i Finland (N/A)
Svenska Kulturfonden (N/A)
The City of Helsinki (N/A)
Liv och Hälsa rf. (N/A)
Article History
First Online: 21 February 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflicts of interest.
: Informed consent was obtained from all individual participants and their parents/ guardians. Participants were informed that participation was voluntary.
: All procedures performed in studies involving human participants were approved by the humanities and social and behavioral sciences ethical review board of the University of Helsinki (Statement 1/2014) as well as the department of education in the each school district. They were in accordance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.