1. Department of Urology; University Hospital Southampton NHS Foundation; Southampton UK
2. Department of Urology; Royal Glamorgan Hospital; Llantrisant, Rhondda Cynon Taf UK
3. Department of Urology; Freeman Hospital; Newcastle NHS Foundation Trust; Newcastle upon Tyne UK
4. Department of Urology; Aintree University Hospitals NHS Foundation Trust; Liverpool UK
5. Department of Urology; Derriford Hospital; Plymouth UK
6. Department of Urology; Guy's and Saint Thomas’ NHS Foundation; London UK
7. Department of Urology; Western General Hospital; Edinburgh UK
8. Department of Urology; Leicester General Hospital; Leicester UK
9. Department of Urology and NIHR Biomedical Research Centre; University College London Hospital; London UK