Received: 13 June 2022
Accepted: 11 October 2022
First Online: 30 November 2022
: The study was based on the principles stated in the Declaration of Helsinki, on anonymity, written, informed consent and the right to withdraw without any negative consequences [CitationRef removed].The study was approved by the Regional ethics committee (Ref. no 2016/671) and the local data protection authority at Oslo University Hospital (Ref. no 17/18457).
: Not applicable
: All authors declare that they have no conflicts of interest in relation to the submitted work.