Funding for this research was provided by:
KWF Kankerbestrijding (10606/2016-2)
Received: 22 January 2021
Accepted: 3 March 2021
First Online: 12 March 2021
: Both study protocols were approved by the Medical Ethics Committee of the Netherlands Cancer Institute (CCMO trial registration NL65680.031.18 and NL66414.031.18). The studies were conducted in accordance with the Declaration of Helsinki. Written and oral informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.