Zappalà, Gaetano
Buscemi, Silvio http://orcid.org/0000-0003-0730-7649
Mulè, Serena
La Verde, Melania
D’Urso, Maurizio
Corleo, Davide
Marranzano, Marina
Article History
Received: 20 May 2017
Accepted: 16 October 2017
First Online: 9 November 2017
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is 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.
: Informed consent was obtained from all individual participants included in the study.