1. European Association of Urology (EAU). https://uroweb.org/guidelines/
2. National Institute of Clinical Excellence. NICE guidelines http://www.nice.org.uk
3. British Association of Urological Surgeons (BAUS). https://www.baus.org.uk
4. British Uro-oncology Group (BUG). https://www.bug.uk.com
5. British Association of Urological Nurses (BAUN). https://www.baun.co.uk