Clin Cancer Res 2012 Jun 2;18(12):3316-27. Epub 2012 May 2.
Human Tumors Immunobiology Unit, Molecular Pharmacology Unit, Department of Experimental Oncology and Molecular Medicine, Medical Oncology Unit 3, Department of Medicine, Fondazione IRCCS Istituto Nazionale dei Tumori and University of Milan, Italy.