1. Institute for Molecular Bio-imaging and Physiology (IBFM); National Research Council (CNR); Segrate Milano
2. Fondazione Istituto San Raffaele G. Giglio; Cefalù Palermo
3. Laboratorio di Tecnologie Oncologiche (LATO); Cefalu' Palermo
4. Department of Radiation Therapy; San Raffaele Scientific Institute; Milano
5. University of Milano-Bicocca; Milano
6. San Gerardo Hospital; Monza Italy