1. British Columbia Cancer, Vancouver Cancer Center, Vancouver, BC, Canada
2. Department of Urologic Sciences, Vancouver Prostate Centre, University of British Columbia, Vancouver, Canada
3. Ospedale del Mare, Naples, Italy
4. Department of Clinical Medicine and Surgery, University of Naples “Federico II,”, Naples, Italy
5. Centro di riferimento Campania per i tumori rar (CRCTR) Regional Rare Tumors Reference Center, Naples, Italy
6. The Royal Marsden National Health Service (NHS) Foundation Trust, London, United Kingdom
7. The Institute of Cancer Research, London, United Kingdom
8. Portsmouth Hospitals NHS Trust, Portsmouth, United Kingdom
9. Oncology Medicine Department, Gustave Roussy, Université Paris-Saclay, Villejuif, France
10. Oncology Unit, Oncology Department, Istituto Oncologico Veneto (IOV), Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS), Padua, Italy
11. The Ottawa Hospital Cancer Center, University of Ottawa, Ottawa, Canada
12. Villa Scassi Hospital, Genoa, Italy
13. European Institute of Oncology (IEO), IRCCS, Milan, Italy
14. Cancer Care Manitoba, University of Manitoba, Winnipeg, Canada
15. Istituto Scientifico Romagnolo per lo Studio e la Cura dei Tumori (IRST) IRCCS, Meldola, Italy
16. Catalan Institute of Oncology, Barcelona, Spain
17. National Institute of Tumors “G. Pascale”, Naples, Italy
18. IRCCS Ospedale Policlinico San Martino, Genoa, Italy
19. University Medical Center Groningen, Groningen, The Netherlands
20. Tom Baker Cancer Center, University of Calgary, Calgary, Canada
21. Juravinski Cancer Center, McMaster University, Hamilton, Canada
22. Santa Chiara Hospital, Trento, Italy
23. IRCCS Casa Sollievo della Sofferenza, San Giovanni Rotondo, Italy
24. Radboud University Medical Center, Nijmegen, The Netherlands
25. Testicular Cancer Commons, Portland, Oregon, USA
26. Southwest Oncology Group (SWOG) Group Chair's Office, Portland, Oregon, USA
27. University Medical Center Eppendorf, Hamburg, Germany
28. Oncologia Azienda Unità Locale Socio Sanitaria 6 (AUSLSS6) EUGANEA, Padua, Italy
29. Fondazione IRCCS Policlinico San Matteo, Pavia, Italy
30. IRCCS “Regina Elena” National Cancer Institute, Rome, Italy
31. Center Hospitalier de l'Université de Montréal, Montreal, Canada
32. University Campus Bio-Medico, Rome, Italy
33. Humanitas Clinical and Research Center, IRCCS, Rozzano (Milan), Italy