1. Department of Urology, Sant’Andrea Hospital, ‘Sapienza’ University, Via di Grottarossa 1035–1039, 00189 Rome, Italy
2. Urodynamics Unit, URD/Hospital Quiron Teknon, Barcelona, Spain
3. Department of Urology, NYU Langone Medical Center, New York, NY, USA
4. Department of Surgery/Urology, University of Toronto, Toronto, ON, Canada
5. Department of Urology, Royal Hallamshire Hospital, Sheffield, UK
6. Department of Biostatistics, Astellas, Northbrook, IL, USA
7. Astellas Pharma Europe Ltd, Chertsey, Surrey
8. Department of Urology, Academic Medical Hospital, University of Maastricht, The Netherlands