Didier, H. A.
Cappellari, A. M.
Gaffuri, F.
Curone, M.
Tullo, V.
Didier, A. H.
Giannì, A. B.
Bussone, G.
Article History
First Online: 2 March 2019
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. Informed consent was obtained from all individual participants included in the study.