Solberg, Runar Barstad
Steene-Johannessen, Jostein
Anderssen, Sigmund Alfred
Ekelund, Ulf
Säfvenbom, Reidar
Haugen, Tommy
Berntsen, Sveinung
Åvitsland, Andreas
Lerum, Øystein
Resaland, Geir Kåre
Kolle, Elin
Article History
Received: 14 December 2020
Accepted: 19 April 2021
First Online: 6 May 2021
Declarations
:
: The ScIM study was reviewed and approved by the Norwegian Centre for Research Data and adhered to the Helsinki Declaration (2008). The trial’s protocol was retrospectively registered at on 01/25/2019 (NCT03817047). Written informed consent from the participants and their parents or caretakers was obtained prior to the data collection.
: Not applicable.
: The authors declare that they have no competing interests.