1. Department of Urology, Koç University School of Medicine, Istanbul, Turkey

2. Department of Radiology, VKF American Hospital, Istanbul, Turkey

3. Department of Radiology, Koç University School of Medicine, Istanbul, Turkey

4. Department of Pathology, Acıbadem University, School of Medicine, Istanbul, Turkey

5. Molecular Imaging Program, National Cancer Institute, National Institute of Health, Bethesda, Maryland, USA