Barale, Marco http://orcid.org/0000-0003-3441-2014
Cappiello, Vincenzo
Ghigo, Ezio
Procopio, Massimo
Article History
Received: 9 August 2018
Accepted: 24 September 2018
First Online: 3 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Due to the retrospective design of the study, formal informed consent is not required.