Funding for this research was provided by:
Horizon 2020 (641458)
KWF Kankerbestrijding (UL2012-5489)
Nederlandse Organisatie voor Wetenschappelijk Onderzoek (184.021.007 and 184.033.111)
Received: 31 October 2019
Accepted: 20 February 2020
First Online: 6 March 2020
Ethics approval and consent to participate
: The study was approved by the Leiden University Medical Center institutional ethical committee and was conducted according to the Declaration of Helsinki principles.
: Not applicable.
: The authors declare that they have no competing interests.