Funding for this research was provided by:
Swedish state ALF agreement (ALFGBG-431391)
AFA Försäkring (190127, 190127)
National Institute for Health Research Applied Research Collaboration South West Peninsula
University of Gothenburg
Received: 15 June 2021
Accepted: 21 July 2022
First Online: 5 August 2022
: All participants gave their written informed consent before entering the study. The study was approved by the Regional ethical review board in Gothenburg Sweden 2015–10-16 (Dnr 668–15).
: Not applicable.
: The authors declare that they have no competing interests.