OC.05.4 Y90-RADIOEMBOLIZATION VERSUS SORAFENIB IN LOCALLY ADVANCED HCC WITH INTRAHEPATIC NEOPLASTIC PORTAL VEIN THROMBOSIS: THE PIEDMONT-AOSTA VALLEY ONCOLOGY NETWORK EXPERIENCE. (1st October 2020) - Martelletti, C.; Gesualdo, M.; Carucci, P.; Gaia, S.; Burlone, M.E.; Okolicsanyi, S.; Grosso, M.; Pirisi, M.; Tabone, M.