Gennari, Luigi http://orcid.org/0000-0001-6833-4232
Rendina, Domenico
Falchetti, Alberto
Merlotti, Daniela http://orcid.org/0000-0002-3338-6339
Article History
Received: 7 October 2018
Accepted: 30 December 2018
First Online: 23 January 2019
Compliance with Ethical Standards
:
: Luigi Gennari, Domenico Rendina, Alberto Falchetti, and Daniela Merlotti declare that they have no conflict of interest.