Lombardo, F L
Spinelli, A
Lazzeri, G
Lamberti, A
Mazzarella, G
Nardone, P
Pilato, V
Buoncristiano, M
Caroli, M
,
Article History
Received: 3 April 2014
Revised: 27 June 2014
Accepted: 14 July 2014
First Online: 17 September 2014
Competing interests
: The authors declare no conflict of interest.