De Luca, Elisa
Zaccaria, Gian Maria
Hadhoud, Marwa
Rizzo, Giovanna
Ponzini, Raffaele
Morbiducci, Umberto
Santoro, Massimo Mattia
Article History
Received: 28 January 2014
Accepted: 3 April 2014
First Online: 9 May 2014
Competing interests
: The authors declare no competing financial interests.