Casadei, Riccardo
Ricci, Claudio
Pacilio, Carlo Alberto
Ingaldi, Carlo
Taffurelli, Giovanni
Minni, Francesco
Article History
Received: 23 October 2017
Accepted: 7 February 2018
First Online: 12 February 2018
Compliance with ethical standards
:
: Riccardo Casadei, Claudio Ricci, Carlo Alberto Pacilio, Carlo Ingaldi, Giovanni Taffurelli, and Francesco Minni declare that they have no conflict of interest.