Article History
Received: 3 August 2021
Accepted: 25 March 2022
First Online: 11 June 2022
Declarations
:
: The Norwegian Centre for Research Data approved the study protocol of the study (reference numbers 39061 and 48016). We obtained written informed consent from each child’s parents or legal guardian prior to all testing.
: Not applicable.
: The authors declare that they have no competing interests.