Errico, F
Nisticò, R
Di Giorgio, A
Squillace, M
Vitucci, D
Galbusera, A
Piccinin, S
Mango, D
Fazio, L
Middei, S
Trizio, S
Mercuri, N B
Teule, M A
Centonze, D
Gozzi, A
Blasi, G
Bertolino, A
Usiello, A
Article History
Received: 27 November 2013
Revised: 25 April 2014
Accepted: 4 June 2014
First Online: 29 July 2014
Competing interests
: AB is a full-time employee of Hoffman-La Roche, Ltd. The remaining authors declare no conflict of interest.