1. Department of Biomaterials, Radboud University Medical Centre, Nijmegen, The Netherlands.
2. Department of Nuclear Medicine, Radboud University Medical Centre, Nijmegen, The Netherlands.
3. Department of Radiology, Radboud University Medical Centre, Nijmegen, The Netherlands.
4. Department of Urology, Radboud University Medical Centre, Nijmegen, The Netherlands.