1. I.R.C.C.S. Regional Cancer Hospital C.R.O.B; Rionero-in-Vulture
2. Regina Elena National Cancer Institute; Roma
3. I.E.O. European Institute of Oncology; Milan
4. Scientific Institute of Tumours of Romagna I.R.S.T.; Meldola
5. University of Milan; Milan
6. I.R.C.C.S. SDN Foundation; Naples Italy