Ferretti, E
Tripodo, C
Pagnan, G
Guarnotta, C
Marimpietri, D
Corrias, M V
Ribatti, D
Zupo, S
Fraternali-Orcioni, G
Ravetti, J L
Pistoia, V
Corcione, A
Article History
Received: 31 March 2014
Revised: 19 August 2014
Accepted: 30 September 2014
First Online: 6 October 2014
Competing interests
: The authors declare no conflict of interest.