Funding for this research was provided by:
The Norwegian Research Council (300823)
Received: 17 December 2020
Accepted: 26 January 2021
First Online: 16 February 2021
Ethics approval and consent to participate
: The study has been reviewed by the Norwegian Regional Committee for Medical Research Ethics (2017/742/REK sør-øst A). All patients who agree to participate will sign an informed consent form provided to them by the independent research assistant.
: Not applicable.
: The authors declare that they have no competing interests.