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Authors
Varis, Heidi
Hagnäs, Maria
Mikkola, Ilona
Nordström, Tanja
Taanila, Anja
Keinänen-Kiukaanniemi, Sirkka
Heikkala, Eveliina
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Funding
Funding for this research was provided by:
University of Oulu
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Article History
Received: 23 May 2023
Accepted: 25 June 2024
First Online: 3 July 2024
Declarations
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: The study protocol was approved by the Ethics committee of the Northern Ostrobothnia Hospital District 94/2011 (12.12.2011). All participants in this study provided their written informed consent. The study followed the principles of the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.
