Cetrelli, Lena
Bletsa, Athanasia
Lundestad, Anette
Gil, Elisabet Grut
Fischer, Johannes
Halbig, Josefine
Frid, Paula
Angenete, Oskar
Lillevoll, Ingrid
Rosén, Annika
Tylleskär, Karin B.
Luukko, Keio
Nordal, Ellen
Åstrøm, Anne Nordrehaug
Skeie, Marit Slåttelid
Feuerherm, Astrid Jullumstrø
Sen, Abhijit
Rygg, Marite
Article History
Received: 25 January 2022
Accepted: 12 July 2022
First Online: 8 August 2022
Declarations
:
: The study was approved by The Regional Committee for Medical and Health Research Ethics (REK), REK no. 2012/542 (ExternalRef removed) in accordance with the Declaration of Helsinki, and by each of the participating institutions in accordance with Norwegian data protection regulations. Written informed consent was obtained from all participants, from parents of children younger than 16 years. The study is registered at ExternalRef removed with identifier NCT03904459, first posted 05/04/2019.
: Not applicable.
: The authors declare no competing interests.