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Article History

Received: 27 April 2018

Accepted: 3 July 2018

First Online: 13 July 2018

Ethics approval and consent to participate

: The study was approved by the Danish Data Protection Agency (Id. no. 2015–41-4119). According to Danish law, this type of qualitative study does not require notification of the Committee on Biomedical Research Ethics and is not reviewed by that committee. Instead, in keeping with the ethical principles for medical research involving patients as articulated by the World Medical Association’s Declaration of Helsinki, informed oral and written consent were obtained and all general requirements for health science research were followed.

: Not applicable.

: The authors declare that they have no competing interest.

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