1. Freeman Hospital; Department of Vascular Surgery; Newcastle upon Tyne Hospitals NHS Foundation Trust High Heaton Newcastle upon Tyne UK NE7 7DN
2. United Lincolnshire Hospitals NHS Trust; Gastroenterology; Greetwell Road Lincoln East Midlands UK LN2 5QY
3. Freeman Hospital; Northern Vascular Centre; Newcastle upon Tyne UK NE7 7DN