Brunes, Audun
Heir, Trond
Article History
Received: 16 September 2021
Accepted: 22 March 2022
First Online: 5 April 2022
Declarations
:
: The Regional Committee for Medical and Health Research Ethics reviewed and confirmed that the study required no formal ethical approval as it was carried out in accordance with principles of anonymized data (Reference number: 2016/1615A). No identifying information was collected. The participants were informed about all aspects of the project, including potential risks and the voluntary nature of the study. Because of the anonymous nature of the study, informed consent was not applicable. The need for consent was waived by the Norwegian Regional Committee for Medical and Health Research Ethics (2016/1615A). All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.