Funding for this research was provided by:
Västerbotten Läns Landsting (646641)
Healthcare Research in Regional Collaboration in the North (939839)
Received: 4 May 2022
Accepted: 16 June 2022
First Online: 21 June 2022
: This study was performed in line with the principles of the Declaration of Helsinki. The study protocol was approved by the Regional Ethical Review Board situated at Umeå University (DNR 2014–286-31 M), and the Swedish Ethical Review Authority (DNR 2020–06707). Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.