Published on in Vol 9, No 6 (2020): June
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/19236, first published
.

1 Department of Oncology and Hemato-Oncology, University of Milan , Milan , IT
2 Applied Research Division for Cognitive and Psychological Science, European Institute of Oncology (Istituto di Ricovero e Cura a Carattere Scientifico) , Milan , IT