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Article History

Received: 10 December 2025

Revised: 24 March 2026

Accepted: 18 May 2026

First Online: 4 June 2026

Declarations

:

: The authors declare that they have no competing interests.

: We confirm that this work is original and has not been published elsewhere, nor is it currently under consideration for publication elsewhere.

: This research complies with international and national standards and has been performed in accordance with the Declaration of Helsinki. It has been approved by the appropriate national ethics committees. SIKT- the Norwegian Agency for Shared Services in Education and Research, approved the study on February 25, 2020. The legal basis for their approval is the Personal Data Protection Regulation Act art. 6 no. 1 letter 1, cf. art. 9 no. 2 letter a, cf. Personal Data Act § 10. SIKTs reference number is 805491.An application for prior approval of the research project was also processed by the Regional Committee for Medical and Healthcare Research Ethics (REK south-east B). The assessment concluded that the project as health service research will not acquire new knowledge about health or illness. The project therefore falls outside REK’s remit mandate under the Norwegian Health Research Act § 10, cf. § 10 of the Research Ethics Act. Their assessment was concluded on February 2, 2020. Their reference number is 52825.Written informed consent was taken by all participants in the interviews. The informed consent sheets were approved by SIKT. Participant’s names and corresponding key numbers to the interviews were stored separately at the University of Oslo’s Services for Sensitive Data (TSD). Only employees in the project had access to the data files and duty of confidentiality was taken and signed by the transcriptors.

: Not applicable.