Re: Cytosine Deaminase/5-Fluorocytosine-Based Vaccination Against Liver Tumors: Evidence of Distant Bystander Effect. - Pierrefite-Carle, Vale Rie; Gavelli, Adolfo; Brossette, Nicole; Baque, Patrick; Benchimol, Daniel; Bourgeon, Andre; Staccini, Pascal; Rossi, Bernard (JNCI: Journal of the National Cancer Institute, 2000)