Connolly, JB. Conditionally replicative viruses in cancer therapy . Gene Therapy, 10:712-715, 2003 4. Bronte, V. Genetic vaccination for the active immunotherapy of cancer. Curr Gene Ther, 1:53-100, 2001 5. Chiocca, EA and Smith ER. Oncolytic viruses as nocel anticancer agents: turning one scourge against another. Expert Opin Investig Drugs, 9:311-327, 2000 6.