Kaltiala, Riittakerttu http://orcid.org/0000-0002-2783-3892
Helminen, Mika
Holttinen, Timo
Tuisku, Katinka
Funding for this research was provided by:
Tampere University
Article History
Received: 13 June 2024
Accepted: 7 August 2024
First Online: 19 August 2024
Declarations
:
: The present study obtained ethical approval from the ethics committee of Tampere University Hospital (R20040R) and relevant permissions from Findata (THL/5188/14.02.00/2020) and Statistics Finland (TK/1016/07.03.00/2020). In accordance with Articles 6e and 9i and j of Regulation (EU) 2016/679 of the European Parliament and of the Council [], individual informed consent of each registrar was not needed.
: The manuscript does not contain information that would require consent for publication from individual subjects.
: The authors declare no competing interests.