1. Department of Urology and Pediatric Urology, University Medical Center, Mainz, Germany
2. Urologic Oncology Branch, National Cancer Institute, National Institutes of Health, Bethesda, Maryland
3. Molecular Imaging Program, National Cancer Institute, National Institutes of Health, Bethesda, Maryland
4. Center for Interventional Oncology, National Cancer Institute, National Institutes of Health, Bethesda, Maryland
5. Radiology and Imaging Sciences, Clinical Center, National Institutes of Health, Bethesda, Maryland
6. Institute of Diagnostic Radiology, Department of Medical and Biological Sciences, University of Udine, Udine, Italy
7. Biometric Research Program, Division of Cancer Treatment and Diagnosis, National Cancer Institute, National Institutes of Health, Rockville, Maryland
8. Laboratory of Pathology, National Cancer Institute, National Institutes of Health, Bethesda, Maryland