Grazioli, Luigi
Faletti, Riccardo
Frittoli, Barbara
Battisti, Giacomo
Ambrosini, Roberta
Romanini, Laura
Gatti, Marco
Fonio, Paolo
Article History
Received: 23 November 2017
Accepted: 25 July 2018
First Online: 6 August 2018
Compliance with ethical standards
:
: All authors declare that they have no conflicts.
: 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.