1. Clinical Department, Faculty of Biomedical Science, Universidad Europea, Carretera de Toledo, Km 12,500, Getafe, 28905 Madrid, Spain
2. Department of Urology, Hospital Universitario de Getafe, Carretera de Toledo, Km 12,500, Getafe, 28905 Madrid, Spain
3. Department of Neuro-Urology, CTO/Spinal Cord Unit, AOU Città della Salute e della Scienza di Torino, Via Zuretti 24, 10126 Torino, Italy
4. Department of Urology, Hospital Fundación Jiménez Díaz, Av. de los Reyes Católicos, 2, 28040 Madrid, Spain
5. Department of Neuo-Urology, BG Klinikum Bergmannstrost Halle, Merseburger Str. 165, 06112 Halle (Saale), Germany
6. Department of Urology and Kidney Transplantation, Martin Luther University, Ernst-Grube-Straße 40, 06120 Halle (Saale), Germany
7. Department of Urology and Pediatric Urology, University Hospital Muenster, Albert-Schweitzer-Campus 1, 48149 Münster, Germany
8. Department of Urology, Hospital Universitario Morales Meseguer, Avd. Marqués de los Vélez s/n, 30008 Murcia, Spain
9. Klinik und Poliklinik für Urologie, University of Leipzig, Liebigstraße 20, 04103 Leipzig, Germany
10. Department of Urology, Centro Hospitalar Universitário de Lisboa Norte, Hospital Santa María, Av. Prof. Egas Moniz MB, 1649-028 Lisboa, Portugal
11. Department of Urology, Centro Hospitalar São João, Alameda Prof. Hernâni Monteiro, 4200-319 Porto, Portugal
12. I3S Institute, Faculty of Medicine of Porto, R. Alfredo Allen 208, 4200-135 Porto, Portugal
13. Department of Urology, Alberta University, Hospital Edmonton, 8440 112 St NW, Edmonton, AB T6G 2B7, Canada