1. Prostate Center Northwest, Department of Urology, Pediatric Urology and Uro-Oncology, St. Antonius-Hospital, Gronau, Germany
2. Martini-Klinik Prostate Cancer Center, University Hospital Hamburg-Eppendorf, Hamburg, Germany
3. Institute of Pathology, St. Franziskus-Hospital, Muenster, Germany
4. Department of Urology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
5. Department of Nuclear Medicine, University Hospital Muenster, Muenster, Germany
6. Institute of Human Genetics, University Medical Center Hamburg-Eppendorf, Hamburg, Germany