Valentini, Luca
Bon, Silvia Bittolo
Signetti, Stefano
Tripathi, Manoj
Iacob, Erica
Pugno, Nicola M.
Article History
Received: 18 February 2016
Accepted: 12 May 2016
First Online: 9 June 2016
Competing interests
: The authors declare no competing financial interests.