Aaltonen, Louise
Koivuviita, Niina
Seppänen, Marko
Kröger, Heikki
Tong, Xiaoyu
Löyttyniemi, Eliisa
Metsärinne, Kaj
Article History
Received: 24 June 2021
Accepted: 23 December 2021
First Online: 3 January 2022
Declarations
:
: All the procedures performed in this study were in accordance with ethical standards of the institutional review board. The study was approved by the Ethics committee of the Hospital District of South Western Finland and was conducted in accordance with the 1964 Declaration of Helsinki and its later amendments. All subjects gave written informed consent.
: Not applicable.
: The results presented in this paper have not been published previously in whole or part. Louise Aaltonen, Niina Koivuviita, Marko Seppänen, Xiaoyu Tong, Heikki Kröger, Eliisa Löyttyniemi and Kaj Metsärinne declare no competing interests.