Lo Faro, Maria Josè
D’Andrea, Cristiano
Messina, Elena
Fazio, Barbara
Musumeci, Paolo
Reitano, Riccardo
Franzò, Giorgia
Gucciardi, Pietro Giuseppe
Vasi, Cirino
Priolo, Francesco
Iacona, Fabio
Irrera, Alessia
Article History
Received: 14 July 2015
Accepted: 19 October 2015
First Online: 23 November 2015
Competing interests
: The authors declare no competing financial interests.