- American Society of Clinical Oncology (ASCO)
- American Society for Therapeutic Radiology and Oncology (ASTRO)
- American Urological Association (AUA)
- British Association of Urological Surgeons (BAUS)
- Cancer research UK (CRUK)
- European Association of Urology (EAU)
- European Organisation for the Research and Treatment of Cancer (EORTC)
- Medical Research Council (MRC)
- National Cancer Institute (NCI)
- Radiation Therapy Oncology Group (RTOG)
- British Association of Urological Nurses (BAUN)
- Prostate Cancer UK (prostatecanceruk.org)
- The Christie patient information booklets