Published on in Vol 9, No 8 (2020): August
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/17976, first published
.

1 Institut Jules Bordet, Belgian Comprehensive Cancer Center, Université Libre de Bruxelles (ULB), BE 0257.981.101., Brussels, Belgium
*these authors contributed equally
