1. Cancer Prognostics and Health Outcomes Unit, University of Montreal, Montreal, Quebec, Canada
2. Martini-Clinic, Prostate Cancer Center Hamburg-Eppendorf, University Hospital Hamburg-Eppendorf, Hamburg, Germany
3. Department of Urology, Memorial Sloan-Kettering Cancer Center, New York, New York
4. Department of Urology, University of Montreal, Montreal, Quebec, Canada
5. Department of Urology, University Hospital Hamburg-Eppendorf, Hamburg, Germany
6. Department of Urology, Vita-Salute San Raffaele, Milan, Italy