1. University of Modena and Reggio Emilia, Modena, Italy
2. EORTC Headquarters, Brussels, Belgium
3. National Cancer Institute, Kyiv, Ukraine
4. Fondazione IRCCS Policlinico San Matteo, Pavia, Italy
5. Radboud University Medical Center Nijmegen, Nijmegen, the Netherlands
6. Hôpital Saint-Louis, Paris, France
7. Spedali Civili Hospital, Brescia, Italy
8. University Medical Center Groningen, Groningen, the Netherlands
9. Institut Goustave-Roussy, Paris, France
10. Azienda Unità Sanitaria Locale- IRCCS di Reggio Emilia, Reggio Emilia, Italy
11. Rigshospitalet, Copenhagen, Denmark
12. Institut Paoli-Calmette, Marseille, France
13. Institut Curie, Paris, France
14. Centre Henri Becquerel, Rouen, France
15. Institut Gustave Roussy, Villejuif, France
16. University of Turin, Turin, Italy
17. The Netherlands Cancer Institute-Antoni Van Leeuwenhoekziekenhuis, Amsterdam, the Netherlands
18. Amsterdam University Medical Center, Amsterdam, the Netherlands
19. CHU UCL Namur, Yvoir, Belgium