Hansen, Tonya Moen http://orcid.org/0000-0003-3150-4765
Stavem, Knut http://orcid.org/0000-0003-4512-8000
Rand, Kim http://orcid.org/0000-0001-7692-4099
Funding for this research was provided by:
Norges Forskningsråd (262673)
Norwegian Institute of Public Health
Article History
Received: 2 October 2021
Accepted: 16 August 2022
First Online: 2 September 2022
Declarations
:
: Non-financial interests: Stavem and Rand are members of the EuroQol Group, and Rand is the chairman of the group.
: The Regional Committee for Medical and Research Ethics reviewed the study and stated that their approval was not required. The Norwegian Institute of Public Health approved the Data Protection Impact Assessment for the study on the 30<sup>th</sup> September 2019.
: Informed consent was obtained from all individual participants included in the study.
: Informed consent was obtained from all individual participants included in the study.