Piippo, Sonja http://orcid.org/0000-0002-5089-0561
Hauta-alus, Helena http://orcid.org/0000-0002-3487-7834
Viljanen, Mirva
Savilahti, Erkki
Kuitunen, Mikael
Funding for this research was provided by:
Suomen Lääketieteen Säätiö
Lastentautien Tutkimussäätiö
Päivikki ja Sakari Sohlbergin Säätiö
Helsingin Yliopisto
Article History
Received: 3 November 2023
Revised: 17 July 2024
Accepted: 19 July 2024
First Online: 28 July 2024
Competing interests
: The authors declare no competing interests.
: This study was approved by the Helsinki and Uusimaa Hospital District Ethics Committee (HUS/2027/2016) and was conducted in accordance with the Declaration of Helsinki. Written informed consent was obtained from all participants.