Kjeldgård, Linnea http://orcid.org/0000-0002-4575-7483
Ohlin, Maria
Elrud, Rasmus
Stigson, Helena
Alexanderson, Kristina
Friberg, Emilie
Funding for this research was provided by:
Skyltfonden
Forskningsrådet om Hälsa, Arbetsliv och Välfärd
Folksam Insurance Group Research Foundation
Swedish Transport Administration
Article History
Received: 1 November 2018
Accepted: 5 July 2019
First Online: 15 July 2019
Ethics approval and consent to participate
: The project was approved by the Regional Ethical Review Board in Stockholm, Sweden. The Ethical Review Board also waived the requirement that informed consent of research subjects should be obtained.
: Not applicable.
: The authors declare that they have no competing interests.