Carlisi, Daniela
De Blasio, Anna
Drago-Ferrante, Rosa
Di Fiore, Riccardo
Buttitta, Giuseppina
Morreale, Marco
Scerri, Christian
Vento, Renza
Tesoriere, Giovanni
Article History
Received: 9 August 2017
Revised: 14 September 2017
Accepted: 19 September 2017
First Online: 4 December 2017
Competing interests
: The authors declare no conflict of interest.