1. Medical Oncology Unit 2, Medical Oncology Department, Fondazione IRCCS Istituto Nazionale dei Tumori di Milano, Milan, Italy
2. Instituto de Biomedicina de Sevilla, Universidad de Sevilla, Sevilla, Spain
3. Medical Oncology Department, Hospital Universitario Virgen del Rocio, Sevilla, Spain
4. Medical Oncology Department, Centre Léon-Bérard, Lyon, France
5. University Claude-Bernard, Lyon, France
6. Department of Pathology and Molecular Genetics, Treviso General Hospital, Treviso, Italy
7. Department of Medicine, University of Padova School of Medicine, Padova, Italy
8. Department of Pathology and Laboratory Medicine, Fondazione IRCCS Istituto Nazionale dei Tumori di Milano, Milan, Italy
9. Gynecologic Oncology Unit, Department of Surgery, Fondazione IRCCS Istituto Nazionale dei Tumori di Milano, Milan, Italy
10. Department of Specialized, Experimental & Diagnostic Medicine, Sant'Orsola-Malpighi Hospital, University of Bologna, Bologna, Italy
11. Medical Oncology Department, Campus Bio-Medico University of Rome, Rome, Italy
12. Melanoma and Sarcoma Unit, Department of Surgery, Fondazione IRCCS Istituto Nazionale Tumori di Milano, Milan, Italy
13. Oncology and Haemato-Oncology Department, University of Milan, Milan, Italy