Funding for this research was provided by:
KWF Kankerbestrijding (15175)
Received: 25 April 2019
Accepted: 27 September 2019
First Online: 24 October 2019
Ethics approval and consent to participate
: This article does not contain any studies with animals performed by any of the authors. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. This study was approved by the Institutional Review Board (IRB) of the Netherlands Cancer Institute and is registered under IRBd18144.
: Given the retrospective nature of the study and the use of anonymized patient data, requirements for informed consent were waived.
: KNV, DST, and MRG are employees of and have equity interest in Lightpoint Medical Ltd. The other authors declare that they have no competing interest.