Hamersma, Dave T.
Schreuder, Kay
Geleijnse, Gijs
Heeg, Erik
Cellamare, Matteo
Lobbes, Marc B. I.
Mureau, Marc A. M.
Koppert, Linetta B.
Skjerven, Helle
Nygård, Jan F.
Groothuis-Oudshoorn, Catharina G. M.
Siesling, Sabine http://orcid.org/0000-0002-0273-824X
Article History
Received: 2 January 2023
Accepted: 24 May 2023
First Online: 25 June 2023
Declarations
:
: The authors have no relevant financial or non-financial interests to disclose.
: In addition to the above, manuscripts that report the results of studies involving humans and/or animals should include the following declarations: This is a retrospective observational study. The Committee of Privacy of the Netherlands Cancer Registry (NCR) and the Ethics Committee of the Cancer Registry of Norway (CRN) have approved the study protocol. Approval for data use for both the pooled analysis as for the federated analysis was obtained through the regular process of data application with permission of the Committee of Privacy of the NCR (application number: K18.136_2) and the Ethics Committee of the CRN (application number: 108387).