1. University of Southampton, Southampton, United Kingdom
2. Ospedale Policlinico San Martino IRCCS, Genova, Italy
3. National Cancer Center Hospital East, Kashiwa, Japan
4. Department of Medical Oncology, University Hospital of Heraklion, Iraklio, Greece
5. Mayo Clinic, Rochester, MN
6. West Cancer Center and Research Institute, Germantown, TN
7. Christie Hospital, Manchester, United Kingdom
8. Cancer Center, Ospedale Papa Giovanni XXIII Bergamo, Bergamo, Italy
9. Department of Biostatistics, Yokohama City University School of Medicine, Kanagawa, Japan
10. Bioclinic Thessaloniki, Thessaloniki, Greece
11. IRCCS - Istituto di Ricerche Farmacologiche "Mario Negri", Milan, Italy
12. Shizuoka Cancer Center, Shizuoka, Japan
13. Hellenic Oncology Research Group, Athens, Greece
14. University of Oxford, Oxford, United Kingdom
15. Kyushu University, Fukuoka, Japan
16. Veneto Institute of Oncology IRCCS, Padua, Italy
17. University of Glasgow, Institute of Cancer Sciences, Scotland, United Kingdom
18. San Carlo Hospital, Potenza, Italy