Risk perception of acquiring vaccine preventable diseases in Italy: results from NAVIDAD Study. (21st November 2018) - Gualano, MR; Voglino, G; Castaldi, S; Pennino, F; Signorelli, C; Masanotti, G; Mogini, V; Massimi, A; Nante, N; Olivero, E; Rossello, P; Siliquini, R