Klæstad, Elise
Opdahl, Signe
Raj, Sunil Xavier
Bofin, Anna Mary
Valla, Marit
Funding for this research was provided by:
NTNU Norwegian University of Science and Technology
Article History
Received: 15 August 2022
Accepted: 12 December 2022
First Online: 21 December 2022
Declarations
:
: This retrospective study of archival tissue samples was approved by the Regional Committee for Medical and Health Research Ethics Central Norway (REK 836/2009) (ExternalRef removed). In addition, the Regional Ethics Committee waived the requirement of written informed consent in compliance with the Norwegian Health Research Act (ExternalRef removed)). Permission for linkage between data from the Cancer Registry of Norway and the Cause of Death Registry has been granted by the Norwegian Data Inspectorate. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.