1. Department of Urology, CHU Lille, Lille, France
2. Division of Surgery and Interventional Science, University College London, London, United Kingdom
3. Department of Urology, University College London Hospital, London, United Kingdom
4. Department of Radiology, CHU Lille, Lille, France
5. Santé Publique, Épidémiologie et Qualité des Soins, Department of Biostatistics, Universite Lille, CHU Lille, Lille, France
6. UMR8161/CNRS-Institut de Biologie de Lille, Lille, France