[1] European Inst Oncol IEO, Dept Expt Oncol, Milan, Italy
[2] Ain Shams Univ, Dept Pharmacol & Toxicol, Fac Pharm, Cairo, Egypt
[3] Fdn IRCCS Ist Nazl Tumori, Dept Pathol & Lab Med, Milan, Italy
[4] Fdn IRCCS Ist Nazl Tumori, Genitourinary Oncol Unit, Milan, Italy
[5] Natl Canc Ctr Singapore, Div Med Oncol, Singapore, Singapore
[6] Duke NUS Med Sch, Singapore, Singapore
[7] Natl Canc Ctr Singapore, Div Med Oncol, Singapore, Singapore
[8] Univ Navarra Clin, Dept Oncol, Pamplona, Spain
[9] Univ Navarra Clin, Dept Pathol, Pamplona, Spain
[10] Uppsala Univ, Dept Med Sci, Endocrine Tumor Biol, Uppsala, Sweden
[11] IFOM, Unit Expt Therapies, Milan, Italy
[12] European Inst Oncol, Unit Gastrointestinal Med Oncol & Neuroendocrine, Milan, Italy
[13] IEO, Dept Clin Oncol, Milan, Italy
[14] Natl Canc Ctr Singapore, Div Med Sci, Singapore, Singapore
[15] Canc Sci Inst, Singapore, Singapore
[16] Inst Mol & Cell Biol, Singapore, Singapore
[17] Dept Pathol IEO, Milan, Italy
[18] Univ Milan, Dept Biosci, Milan, Italy
[19] IEO, Drug Dev Program, Milan, Italy
[20] Univ Vienna, Max F Perutz Labs, Dept Microbiol & Immunobiol, Dr Bohr Gasse 9, A-1030 Vienna, Austria