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Authors
Julkunen, Lina
Saarela, Riitta
Roitto, Hanna-Maria
Kautiainen, Hannu
Pitkälä, Kaisu
Mäntylä, Päivi
Hiltunen, Kaija
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Funding
Funding for this research was provided by:
University of Helsinki
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Article History
Received: 4 June 2023
Accepted: 15 December 2023
First Online: 11 January 2024
Declarations
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: Participation was voluntary. Each participant or his/her closest proxy gave written informed consent. The City of Helsinki and the Ethics Committee of the Hospital District of Helsinki and Uusimaa approved the study protocol. This study adheres to the guidelines of the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.
