Academic Urology Group, University of Cambridge, UK.
Peterborough Hospital, UK.
King’s College Hospital, London; Senior Clinical Lecturer, King’s College London; MRC Centre for Transplantation, Guys Hospital Campus, London.
University of Pittsburgh Medical Center, USA.
East of England Deanery.
Imperial College London, UK.
Imperial Prostate, Division of Surgery, Department of Surgery and Cancer; and Department of Urology; Imperial College London, Charing Cross Hospital, London.
The University of Crete, Medical School; and Chairman of the Department of Urology, University General Hospital of Heraklion, Crete, Greece.
The University General Hospital of Heraklion, Crete, Greece.
Sheffield Urinary Stone Service, Department of Urology, Royal Hallamshire Hospital, Sheffield.
Morriston Hospital, Swansea, Wales.
University College London Hospitals and an Honorary Consultant at Great Ormond Street Hospital.