Falk, Martin http://orcid.org/0000-0003-0518-6513
Hagsten, Eva http://orcid.org/0000-0001-7091-1449
Funding for this research was provided by:
Eurostat (50721.2013.001-2013.082)
University Of South-Eastern Norway
Article History
Received: 10 March 2021
Revised: 19 May 2021
Accepted: 8 June 2021
First Online: 16 July 2021