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About the article
Published Online: 2019-03-27
Published in Print: 2019-07-26
Research funding: This study was funded by the Finnish Ministry of Education and Culture and the Juho Vainio Foundation.
Conflict of interest: Authors state no conflict of interest.
Informed consent: Informed consent has been obtained from all individuals included in this study.
Ethical approval: The study setting for the measurements in 2013–2015 was approved by the Ethics Committee of the University of Jyväskylä. Participants and their parents signed written informed consent forms before they participated in this study. All measurements were carried out in accordance with the Declaration of Helsinki. Participation was voluntary and could be discontinued at any point during the research.
Citation Information: Scandinavian Journal of Pain, Volume 19, Issue 3, Pages 575–582, ISSN (Online) 1877-8879, ISSN (Print) 1877-8860, DOI: https://doi.org/10.1515/sjpain-2018-0338.