Published on in Vol 8, No 3 (2019): March
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/9972, first published
.
1 Department of Medicine, Surgery and Neuroscience, University of Siena, Siena, Italy
2 Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Multimedica, Milan, Italy