[1] Med Univ Vienna, Dept Obstet & Gynecol, Vienna, Austria
[2] Med Univ Freiburg, Dept Urol, Freiburg, Germany
[3] Univ Belgrade, Sch Med, Belgrade 11001, Serbia
[4] Tech Univ Munich, Rechts Isar Med Ctr, Dept Urol, D-80290 Munich, Germany
[5] Ctr Peyronies Dis Reconstruct, Sao Paulo, Brazil
[6] Med Univ Heidelberg, Dept Urol, Heidelberg, Germany
[7] Med Univ Turin, Dept Urol, Turin, Italy
[8] UCL, Inst Urol, London WC1E 6BT, England
[9] Med Univ Vienna, Dept Urol, Vienna, Austria