[1] Med Univ Vienna, Dept Urol, Waehringer Guertel 18-20, A-1090 Vienna, Austria
[2] Med Univ Vienna, IT Syst & Commun, Vienna, Austria
[3] Weill Cornell Med Coll, Dept Urol, New York, NY USA
[4] Univ Texas Southwestern, Dept Urol, Dallas, TX USA
[5] Karl Landsteiner Inst Urol & Androl, Vienna, Austria
[6] Charles Univ Prague, Fac Med 2, Dept Urol, Prague, Czech Republic
[7] Univ Jordan, Jordan Univ Hosp, Dept Special Surg, Div Urol, Amman, Jordan
[8] European Assoc Urol Res Fdn, Arnhem, Netherlands