Funding for this research was provided by:
The Swedish Research Council for Health, Working Life and Welfare (2014–0742)
The Swedish Social Insurance Agency (027552-2015)
Article History
Received: 20 April 2020
Accepted: 10 December 2020
First Online: 17 December 2020
Ethics approval and consent to participate
: Ethical approval for the main study [CitationRef removed] (registration number 2015/549–31/1) as well as for its current qualitative part (registration number 2016/972–32 and 2017/2021–32) has been granted by the Regional Ethical Review Board in Stockholm. Amongst other things, it was emphasized that study participation is voluntary and that the participants could withdraw from the study at all stages of the research and without giving a reason. Informed, written consent for study participation and for the interviews to be audio-recorded was obtained from all participants during each interview session.
: Not applicable.
: The authors declare that they have no competing interests.