Received: 14 October 2022
Accepted: 4 January 2023
First Online: 19 January 2023
: Ethical Approval is given from Norwegian Centre for Research Data (NSD) to conduct the study as well as to use information in Cancer Registry database for the purposes of research.
: The authors have no conflicts of interest to declare. All co-authors have seen and agree with the contents of the manuscript and there is no financial interest to report. We certify that the submission is original work and is not under review at any other publication.