1. Department of Urology, Glasgow Urological Research Unit, Queen Elizabeth University Hospital, Glasgow, United Kingdom.
2. University of Glasgow, School of Medicine, Dentistry and Nursing, Glasgow, United Kingdom.
3. Department of Urology, Portsmouth Hospitals NHS Trust, Portsmouth, United Kingdom.
4. Department of Radiology, University Hospital Southampton, Southampton, United Kingdom.
5. Department of Radiology, St. Antonius Ziekenhuis, Nieuwegein, Utrecht, Netherlands.
6. Department of Radiology, University Hospital of Strasbourg, Strasbourg, France.
7. Department of Urology, Aarhus University Hospital, Denmark.
8. Department of Urology, OLVG Hospital, Amsterdam, the Netherlands.
9. Bristol Urological Institute, Southmead Hospital, Bristol, United Kingdom.