Funding for this research was provided by:
Norges Forskningsråd (220553)
Received: 30 May 2017
Accepted: 24 April 2019
First Online: 2 May 2019
Ethics approval and consent to participate
: The project received approval from the Ombudsman for Research and Social Science Data Service in Norway, which serves as an ethics committee for Norwegian Research Institutes. We received informed consent for the interviews and for recording of the interviews by e-mail. This information was repeated verbally to the informants before the interviews started. All data has been treated and presented to preserve anonymity and confidentiality.
: The informants involved in this study gave consent for direct quotes from their interviews to be used in this manuscript.
: The authors declare that they have no competing interests.
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