Grossi, E.
Parisi, F.
Duca, P.
Savasi, V. M.
Article History
Received: 20 February 2018
Accepted: 24 September 2018
First Online: 15 October 2018
Compliance with ethical standards
:
: The authors declare no conflicts of interest in preparing this article.
: 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.