Rapanotti, Maria Cristina
Campione, Elena
Spallone, Giulia
Orlandi, Augusto
Bernardini, Sergio
Bianchi, Luca
Article History
Received: 27 September 2016
Revised: 20 December 2016
Accepted: 1 January 2017
First Online: 6 March 2017
Competing interests
: The authors declare no conflict of interest.