1. Department of Radiology, Addenbrooke's Hospital and University of Cambridge, Hills Rd, Cambridge CB2 0QQ, UK.
2. Institute of Diagnostic and Interventional Radiology, University Hospital Zurich, Zurich, Switzerland.
3. Departments of Radiology and Surgery, Duke University Medical Center and Duke Cancer Institute Center for Prostate and Urologic Cancers, Durham, NC.
4. Department of Radiology and Center for Imaging Science, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
5. Department of Medical Images, Oncology and Hematology, Ribeirao Preto Medical School, University of São Paulo, São Paulo, Brazil.
6. The Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins University, Baltimore, MD.
7. Section of Abdominal Imaging, Imaging Institute, Glickman Urological and Kidney Institute, Cleveland Clinic, Cleveland, OH.