Roberti di Sarsina, Tommaso
Macchiarola, Luca
Signorelli, Cecilia
Grassi, Alberto
Raggi, Federico
Marcheggiani Muccioli, Giulio Maria
Zaffagnini, Stefano
Article History
Received: 26 September 2017
Accepted: 6 September 2018
First Online: 12 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedure performed in this study were in accordance with the ethical standards of the institutional committee and with the 1964 Helsinki declaration and its later amendments.