1. Department of Urology and Comprehensive Cancer Center; Vienna General Hospital; Medical University of Vienna; Vienna Austria
2. Division of Urology; University of the Studies of Turin; AOU Città della Salute e della Scienza di Torino Presidio Molinette; Turin Italy
3. Division of Urology; Department of Special Surgery; Jordan University Hospital; The University of Jordan; Amman Jordan
4. Karl Landsteiner Institute of Urology and Andrology; Vienna Austria
5. Department of Urology; Urological Research Institute; San Raffaele Scientific Institute; Vita-Salute University; Milan Italy
6. Department of Urology; Weill Cornell Medical College; New York Presbyterian Hospital; New York NY USA
7. Department of Urology; University of Texas Southwestern Medical Center; Dallas TX USA