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Article History

Received: 16 July 2022

Accepted: 9 December 2022

First Online: 20 December 2022

Declarations

:

: The study has been approved by the Norwegian regional committee for medical and health research ethics (REC) South East with registration number 2018/128. REC provides a general ethical approval to conduct the study as described in recruited clinical units. On the advice of local data protection officers at the trial sites, the PI on behalf of the University of Oslo has signed contracts on shared responsibility for data processing with each participating health care trust, allowing us to carry out the study at each trial site in accordance with the General Data Protection Regulation. We confirm that all methods were performed in accordance with the relevant guidelines and regulations. Verbal and written informed consent to participate in the study has been obtained from all participants.

: Not applicable.

: The authors declare that they have no competing interests.