Funding for this research was provided by:
Academy of Finland (134950, 253270, 308589, 308588, and 315035)
Finnish State Grants for Clinical Research
Signe ja Ane Gyllenbergin Säätiö
Yrjö Jahnssonin Säätiö
Alexander von Humboldt-Stiftung
Emil Aaltosen Säätiö
Received: 14 December 2020
Accepted: 30 June 2021
First Online: 15 August 2021
: The parents gave written informed consent on their own and on their child’s behalf. The study was approved by the Ethical Committee of the Southwestern Finland Hospital District (number 57/180/2011).
: Not applicable.
: The authors declare that they have no competing interests.