Guarnotta, V.
Pizzolanti, G.
Ciresi, A.
Giordano, C.
Article History
Received: 19 November 2017
Accepted: 22 January 2018
First Online: 2 February 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.
: Informed consent was obtained from all individual participants included in the study.