S9. Proffered paper: Identification of novel immune checkpoints as targets for cancer immunotherapy. (12th March 2014) - Cojocaru, G; Rotman, G; Levy, O; Toporik, A; Dassa, L; Vaknin, I; Sameah-Greenwald, S; Barbiro, I; Neria, E; Levine, Z