1. Faculty of Medicine and Health Sciences, Department of Human Structure and Repair, Ghent University Hospital, 9000 Ghent, Belgium
2. Department of Urology, Ghent University Hospital, 9000 Ghent, Belgium
3. Drug Research Unit and Department of Medical Oncology, Ghent University Hospital, 9000 Ghent, Belgium
4. Department of Urology, State University of New York Downstate Health Sciences University, New York City, NY 11203, USA
5. Department of Pediatric Nephrology, Ghent University Hospital, 9000 Ghent, Belgium
6. Faculty of Medicine and Health Sciences, Department of Internal Medicine and Pediatrics, Ghent University Hospital, 9000 Ghent, Belgium
7. Department of Pediatric & Reconstructive Urology, Ghent University Hospital, 9000 Ghent, Belgium
8. Research & Development, Ferring Pharmaceuticals A/S, Ferring International PharmaScience Center, 2770 Copenhagen, Denmark