Funding for this research was provided by:
Cancer Research UK (C55561/A21553)
Received: 24 July 2019
Accepted: 10 June 2020
First Online: 15 June 2020
Ethics approval and consent to participate
: No ethics approval was required for this study.
: No consent for use of an individual’s personal data was required for the publication of this study.
: The authors declare that they have no competing interests.