Porzionato, Andrea
Russo, Marianna http://orcid.org/0000-0002-1476-6141
Macchi, Veronica
Aprile, Anna
De Caro, Raffaele
Article History
Accepted: 25 January 2018
First Online: 24 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.
: For this type of study formal consent is not required.