Funding for this research was provided by:
Svenska Forskningsrådet Formas (216-2014-1709)
Forskningsrådet för Arbetsliv och Socialvetenskap (2015-732)
Received: 29 November 2019
Accepted: 4 March 2020
First Online: 14 March 2020
Ethics approval and consent to participate
: All participants gave informed written consent to take part in the study. The study was approved by the Regional Ethical Review Board in Lund, Sweden.
: Not applicable.
: The authors declare they have no actual or potential competing financial interests.