Malkomsen, A.
Røssberg, J. I.
Dammen, T.
Wilberg, T.
Løvgren, A.
Ulberg, R.
Evensen, J.
Article History
Received: 5 May 2021
Accepted: 18 October 2021
First Online: 27 October 2021
Declarations
:
: The Regional Committee for Medical and Health Research Ethics, South East Norway, Section A (REK) has approved the study protocol (reference number; REK: 2016/340). The institution responsible for the research project is Oslo University Hospital, Oslo, Norway. Patients receive both written and oral information about the study, before they are asked to give their written informed consent to participate. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.