Nowicka, Paulina
Neuman, Nicklas
Nordin, Karin
Broholm, Hannah
Schollin, Camilla
Le Priol, Ylva Törner
Ek, Anna
Eli, Karin
Funding for this research was provided by:
Karolinska Institute
Article History
Received: 31 March 2026
Accepted: 26 June 2026
First Online: 3 July 2026
Declarations
:
: The study was approved by the Regional Ethical Review Board in Stockholm, Sweden (ID: 2011/1329-31/4), on November 16, 2011, with an amendment approved on February 1, 2016 (ID: 2016/80 − 32). All procedures were conducted in accordance with the Declaration of Helsinki. Written informed consent was obtained from the guardians of each participating child.
: Not applicable.
: The authors declare no competing interests.