1. Population Health Sciences; Bristol Medical School; University of Bristol; Bristol UK
2. Bristol Randomised Trials Collaboration (BRTC); Bristol Trials Centre; University of Bristol; Bristol UK
3. Bristol Urological Institute, Southmead Hospital; North Bristol NHS Trust; Bristol UK
4. Department of Urology; Freeman Hospital; The Newcastle upon Tyne Hospitals NHS Foundation Trust; Newcastle upon Tyne UK
5. NHS Grampian; Department of Urology; Aberdeen Royal Infirmary; Aberdeen UK