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Article History

Received: 21 August 2017

Accepted: 18 May 2018

First Online: 24 July 2018

Ethics approval and consent to participate

: The original trial was approved by the central ethics committee of the Netherlands Cancer Institute and written informed consent was obtained from all study participants. For this retrospective translational study, no additional consent was required according to Dutch legislation [ CitationRef removed ], since the use of archival pathology left-over material does not interfere with patient care. Tumor tissue was handled according to the Dutch code of conduct for dealing responsibly with human tissue in the context of health research [ CitationRef removed ].

: The authors declare that they have no competing interests. The manuscript is part of a PhD thesis.

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