Brüggemann, A. Jelmer
Forsberg, Camilla
Thornberg, Robert
Funding for this research was provided by:
Swedish Research Council (2011–2478 and 2014-2749)
Article History
Received: 24 August 2017
Accepted: 14 January 2019
First Online: 23 January 2019
Ethics approval and consent to participate
: The study was approved by the Regional Ethical Review Board in Linköping, Sweden (reg.no. 2013/242–31) and all informants gave their written informed consent to participate.
: Not applicable.
: The authors declare that they have no competing interests.
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