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Article History

Received: 17 February 2023

Accepted: 11 July 2023

First Online: 17 July 2023

Declarations

:

: All methods were carried out in accordance with relevant guidelines and regulations. This study project was approved by the institutional review board of Norwegian Social Science Data Service (reference number: 2020/372502). The study project was also submitted to The Regional Committee for Medical and Health Research Ethics (REK) but was considered to be outside the remit of the Act on Medical and Health Research; it could therefore be implemented without the approval of (REK) (reference number: 2020/60946). Prior to participating in the study, the participants received written and verbally information describing the study, its purpose, and that participation was voluntary and their right to withdraw their participation without giving any reason. All participants provided written consent to participate in this study.

: Not applicable.

: The authors declare that they have no conflicts of interest.