Roponen, Johanna
Ruusunen, Anu
Absetz, Pilvikki
Partonen, Timo
Kuvaja-Köllner, Virpi
Hujo, Mika
Nuutinen, Outi
Funding for this research was provided by:
Kela
Suomen Kulttuurirahasto
Article History
Received: 17 February 2021
Accepted: 17 April 2021
First Online: 17 May 2021
Declarations
:
: The ethics committee approval of the protocol for this study on 18 December 2017 was obtained from the Northern Savo Hospital District Committee on Research Ethics (409). The study is registered in the US National Library of Medicine ClinicalTrials.gov (registration number NCT03904771) on 5 April 2019 (retrospectively registered, ). Signed consent forms for participation in the study are obtained from the participants after the screening process.
: Not applicable.
: The authors declare that they have no competing interests.