Funding for this research was provided by:
Högskolan i Gävle
Article History
Received: 13 June 2018
Accepted: 22 November 2018
First Online: 5 December 2018
Ethics approval and consent to participate
: The Regional Ethical Review Board at Uppsala University approved the study (reg. no. 2014/171). All participants received oral and written information prior to giving consent to participate in an interview.
: Not applicable.
: The authors declare that they have no competing interests.
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