Tingulstad, Alexander
Maas, Esther T.
Rysstad, Tarjei
Øiestad, Britt Elin
Aanesen, Fiona
Pripp, Are Hugo
Van Tulder, Maurits W.
Grotle, Margreth
Funding for this research was provided by:
The Research Council of Norway (grant no. 280431)
The Research Council of Norway (grant no. 280431)
The Research Council of Norway (grant no. 280431)
The Research Council of Norway (grant no. 280431)
The Research Council of Norway (grant no. 280431)
Article History
Received: 13 September 2023
Accepted: 8 November 2023
First Online: 14 November 2023
Declarations
:
: The Regional Committee for Medical and Health Research Ethics assessed the trial according to the ACT 2008–06-20 no.44: Act on medical and health research and decided that it did not need approval from the Committee (2018/1326/REK sør-øst A). The Norwegian Center for Research Data has approved the project (identifier: 861249). The trial was registered at ClinicalTrials.gov on the 12<sup>th</sup> of March 2019 (identifier: NCT03871712).
: Not applicable.
: The authors declare no competing interests.