Bystander Effect Studies in HL60 Human Promyelocytes V. Dini, M. Belli, O. Sapora, G. Simone, E. Sorrentino and M. A. Tabocchini Radioprotection, 43 5 (2008) 085 Published online: 03 September 2008 DOI: 10.1051/radiopro:2008705