Funding for this research was provided by:
Signe ja Ane Gyllenbergin Säätiö
Terveyden Tutkimuksen Toimikunta (265977)
Received: 25 February 2021
Accepted: 12 August 2021
First Online: 23 August 2021
: The study was approved by the Ethics Committee of the Hospital District of Southwest Finland, and written and informed consent was obtained from the parents and the children themselves.
: Not applicable.
: The authors declare that they have not had any financial support or other relationships that may have caused any conflict of interest.