[1] Univ Munich, Klinikum Grosshadern, Urol Klin & Poliklin, D-81377 Munich, Germany
[2] Univ Leipzig, Urol Klin & Poliklin, D-04109 Leipzig, Germany
[3] Heidelberg Univ, Urol Klin & Poliklin, D-69115 Heidelberg, Germany
[4] Inst Hamatopathol Hamburg, Sekt Uropathol, Abt Allgemeinpathol, Hamburg, Germany
[5] Klinikum Furth, Klin Urol & Kinderurol, Furth, Germany
[6] Inst Ambulante Prostatatherapien, Berlin, Germany
[7] Marienkrankenhaus Berg Gladbach, Urol Klin, Bergisch Gladbach, Germany
[8] UKE GmbH, Martini Klin, Hamburg, Germany
[9] Urol Gemeinschaftspraxis, Sinsheim, Germany
[10] Krankenhaus NW Frankfurt, Klin Urol & Kinderurol, Frankfurt, Germany
[11] Univ Klinikum Magdeburg, Klin Urol & Kinderurol, Magdeburg, Germany