1. The Netherlands Cancer Institute, Amsterdam, the Netherlands
2. Department of Urology, Radboud University Hospital, Nijmegen, the Netherlands
3. Department of Urology, Princess Margaret Hospital, Toronto, Ontario, Canada
4. Department of Oncology, Cardiff Hospital, Wales, United Kingdom
5. Department of Urology, Institut Jules Bordet, Brussels, Belgium
6. Department of Urology, Istanbul Medipol University, Istanbul, Turkey
7. Division of Medical Oncology, QEII Health Sciences Center, Halifax, Nova Scotia, Canada
8. Department of Urology, Saint Antonius Hospital, Nieuwegein, the Netherlands
9. Department of Oncology, Maastricht University Medical Center, Maastricht, the Netherlands
10. Department of Surgery-Urology, University of Montreal Hospital Center, Quebec, Ontario, Canada
11. Department of Oncology, The Royal Free Hospital and Queen Mary University, London, United Kingdom
12. Department of Urology, University Medical Center Groningen, University of Groningen, Groningen, the Netherlands
13. Department of Medical Oncology, Ghent University Hospital, Ghent, Belgium
14. Department of Urology, Cliniques Universitaires Saint-Luc, Brussels, Belgium
15. Department of Statistics, European Organisation for Research and Treatment of Cancer, Brussels, Belgium
16. Currently with Bristol-Myers Squibb, Brussels, Belgium