Funding for this research was provided by:
Svenska Forskningsrådet Formas (2017-00896)
Swedish state under the agreement between the government and the country councils (720851)
Received: 3 April 2020
Accepted: 19 June 2020
First Online: 8 July 2020
Ethics approval and consent to participate
: The study was approved by the ethics committee at the University of Gothenburg (no 402–08) and study participants gave informed consent.
: Not applicable.
: The authors declare no conflict of interest.