1. Department of Urology, Sismanoglio Hospital, Athens, Greece
2. Department of Urology, Asklepios Hospital Barmbek, Hamburg, Germany
3. Department of Urology, Clinica Alemana de Santiago, Santiago, Chile
4. Department of Urology, School of Medicine, Hacettepe University, Ankara, Turkey
5. Department of Urology, Hospital Mateu Orfila, Menorca, Spain
6. Department of Urology, University of Arkansas for Medical Sciences, Little Rock, Arkansas
7. Department of Urology, Ain Shams University, Cairo, Egypt
8. Department of Urology, University Hospital Southampton National Health Service Trust, Southampton, United Kingdom
9. Department of Urology, Academic Medical Center, Amsterdam, the Netherlands