Ripetti, Valter
Luffarelli, Paolo
Santoni, Simone
Greco, Santi
Article History
Received: 6 March 2018
Accepted: 9 March 2019
First Online: 18 March 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: No ethical approval was necessary according to Italian law.
: This article does not contain any studies with human participants performed by any of the authors.
: No informed consent was necessary according to Italian law.