Cinquantini, F. http://orcid.org/0000-0002-2310-5169
Simonini, E.
Di Saverio, S.
Cecchelli, C.
Kwan, S. H.
Ponti, F.
Coniglio, C.
Tugnoli, G.
Torricelli, P.
Article History
Received: 18 December 2017
Accepted: 30 March 2018
First Online: 18 April 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.
: For this type of study, formal consent is not required.