Allegra, S http://orcid.org/0000-0003-4933-0011
Cusato, J
De Francia, S
Arduino, A
Longo, F
Pirro, E
Massano, D
De Nicolò, A
Piga, A
D'Avolio, A
Article History
Received: 15 February 2017
Revised: 1 June 2017
Accepted: 4 August 2017
First Online: 21 November 2017
Competing interests
: The authors declare no conflict of interest.