Flügel, Stefan
Halse, Askill H. https://orcid.org/0000-0002-0892-4158
Hartveit, Knut J. L.
Ukkonen, Aino
Funding for this research was provided by:
Nye Veier AS
Statens vegvesen
Article History
Received: 28 December 2021
Accepted: 11 July 2022
First Online: 3 August 2022
Declarations
:
: The manuscript is based on contract research funded by the government agency Nye Veier AS and the Norwegian Public Roads Administration. The contract between our research institute and the clients ensures independence and scientific integrity, and the clients have not interfered in our conclusions in any way. Hence, we declare that there are no competing interests.