Lundgren, Karin http://orcid.org/0000-0002-4516-7440
Robuschi, Samanta http://orcid.org/0000-0002-8613-4127
Zandi, Kamyab http://orcid.org/0000-0003-4565-5345
Funding for this research was provided by:
Swedish Transport Administration (2017/39084)
Svenska Forskningsrådet Formas (2016-00568)
Article History
Received: 11 March 2019
Accepted: 27 May 2019
First Online: 1 July 2019
Competing interests
: The authors declare that they have no competing interests.