Meda, Alice http://orcid.org/0000-0001-5658-3194
Degiovanni, Ivo Pietro
Tosi, Alberto http://orcid.org/0000-0003-1210-2875
Yuan, Zhiliang http://orcid.org/0000-0001-5276-9151
Brida, Giorgio
Genovese, Marco
Article History
Received: 19 June 2016
Revised: 18 November 2016
Accepted: 30 November 2016
First Online: 5 December 2016
Competing interests
: The authors declare no conflict of interest.