Arponen, Heidi http://orcid.org/0000-0003-0359-1486
Vakkilainen, Svetlana
Rautava, Jaana
Mäkitie, Outi
Funding for this research was provided by:
University of Helsinki including Helsinki University Central Hospital
Article History
Received: 5 September 2022
Accepted: 4 June 2023
First Online: 12 June 2023
Declarations
:
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of the Hospital District of Helsinki and Uusimaa (HUS836/2018). Informed consent was obtained from all the participants or their legal guardians.
: Written consent for publication of photoimages has been obtained from the subjects.
: The authors declare that they have no competing interests.