de Glas, Nienke http://orcid.org/0000-0001-8350-4252
Bastiaannet, Esther
de Boer, Anna
Siesling, Sabine
Liefers, Gerrit-Jan
Portielje, Johanneke
Article History
Received: 15 May 2019
Accepted: 9 July 2019
First Online: 19 July 2019
Compliance with ethical standards
:
: All authors declare they had no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The study was approved by the ethical board of the Netherlands Cancer Registry.
: Since these data comprised anonymized cancer registry data, no informed consent of patients was obtained.