Ricciardi, Luca http://orcid.org/0000-0001-5110-8386
Stifano, Vito http://orcid.org/0000-0002-5509-9592
D’Arrigo, Sonia http://orcid.org/0000-0001-6740-3195
Polli, Filippo Maria http://orcid.org/0000-0002-7737-8824
Olivi, Alessandro http://orcid.org/0000-0002-4489-7564
Sturiale, Carmelo Lucio http://orcid.org/0000-0002-4080-2492
Article History
Received: 9 January 2019
Revised: 19 April 2019
Accepted: 14 June 2019
First Online: 18 June 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.