1. Barnet and Chase Farm NHS Trust, Enfield, U.K.
2. The Royal Marsden NHS Foundation Trust, London, U.K.
3. Epsom and St. Helier University Hospitals NHS Trust, Surrey, U.K.
4. The Whittington Hospital NHS Trust, Highgate Hill, London, UK.
5. Vattikuti Urology Institute, Henry Ford Hospital, Detroit, Michigan.