Iannaccone, Andrea
Bruno, G.
Ravera, A.
Gay, F.
Salvini, M.
Bringhen, S.
Sabia, L.
Avenatti, E.
Veglio, F.
Milan, A.
Article History
Received: 19 January 2018
Accepted: 19 March 2018
First Online: 26 March 2018
Compliance with Ethical Standards
:
: The authors have no conflicts of interest. No external funding was used in the production of this work.
: The study was approved by the ethics committees of our Institution and all procedures performed in studies involving human participants were in accordance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: All participants provided written informed consent.