Fortunato, O
Boeri, M
Moro, M
Verri, C
Mensah, M
Conte, D
Caleca, L
Roz, L
Pastorino, U
Sozzi, G
Article History
Received: 10 September 2014
Revised: 10 October 2014
Accepted: 21 October 2014
First Online: 11 December 2014
Competing interests
: Gabriella Sozzi, Mattia Boeri, and Ugo Pastorino are coinventors for one Italian patent application (number: 1406672) granted the 03/07/2014 in relation to the work described. The remaining authors declare no conflict of interest.