Alongi, Pierpaolo
Caobelli, Federico
Gentile, Roberta
Stefano, Alessandro
Russo, Giorgio
Albano, Domenico
Baldari, Sergio
Gilardi, Maria Carla
Midiri, Massimo
Article History
Received: 2 May 2016
Accepted: 16 August 2016
First Online: 26 August 2016
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The authors disclosure of any personal or financial support for this multicenter study.
: 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.
: Informed consent was obtained from all individual participants included in the study.