Pizzorni, C.
Cutolo, M.
Sulli, A.
Ruaro, B.
Trombetta, A. C.
Ferrari, G.
Pesce, G.
Smith, V.
Paolino, S.
Article History
Received: 12 June 2018
Revised: 4 July 2018
Accepted: 9 July 2018
First Online: 13 July 2018
Compliance with ethical standards
:
: None.
: This retrospective study has been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments, and was evaluated from the local IRB.