Clinical trials referenced in this document:
Received: 27 March 2020
Accepted: 15 January 2021
First Online: 22 January 2021
Ethics approval and consent to participate
: The Regional Committee for Medical and Health Research Ethics has approved the study protocol (REK: 2016/340). Patients will receive both written and oral information about the study, before they are asked to give their written consent to participate.
: Not applicable.
: The authors declare that they have no competing interests.