1. Academic Urology Unit, University of Sheffield, Sheffield, United Kingdom
2. Service d’Urologie, Centre Hospitalier Universitaire d’Angers, Angers, Paris, France
3. Department of Urology, Royal Hallamshire Hospital, Sheffield, United Kingdom
4. Pathology Department, Hospital Tenon, Paris, France
5. Academic Urology Department, Hospital Tenon, Paris, France