Funding for this research was provided by:
AFA Försäkring (140082)
Received: 9 October 2020
Accepted: 13 April 2021
First Online: 29 April 2021
: Written informed consent to participate and for publication of the results was obtained from the participants in this study. The study was approved by the Regional Ethics Committee in Lund (No. 2015/875).
: Written consent was obtained from all participants. The participants were informed that no individual results would be presented in the report.
: The authors declare that they have no competing interests.