1. Witten/Herdecke University
2. Association of the Scientific Medical Societies in Germany
3. German Prostate Cancer Support Group
4. Office of the German Guideline Program in Oncology, c/o German Cancer Society
5. Frauenselbsthilfe Krebs–Bundesverband e.V
6. German Agency for Quality in Medicine
7. Brandenburg Medical School (Theodor Fontane)