Olivieri, Ignazio
D'Angelo, Salvatore
Palazzi, Carlo
Padula, Angela
Article History
First Online: 8 July 2014
Competing interests
: All authors declare that they have received honoraria from Abbvie, Bristol–Myers Squibb, MSD, Pfizer, Roche, and UCB to attend scientific meetings. The authors have received no payment in preparation of this manuscript.