Vitale, Filippo
Gregoretti, Cesare
Giarratano, Antonino
Cortegiani, Andrea http://orcid.org/0000-0003-1416-9993
Article History
Received: 27 September 2018
Accepted: 5 October 2018
First Online: 17 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.