1. Barts and The London School of Medicine and Dentistry Queen Mary University of London London UK
2. Hull York Medical School University of York York UK
3. Neurovascular Research Laboratory, Faculty of Life Sciences and Education University of South Wales Pontypridd UK
4. Department of Vascular Surgery University Hospital of Wales Cardiff UK
5. Cardiology and Aortic Centre Royal Brompton Hospitals London UK
6. Division of Cardiothoracic Surgery, Michael E. DeBakey Department of Surgery Baylor College of Medicine Houston Texas USA
7. Department of Vascular and Endovascular Surgery, Velindre University NHS Trust Health Education and Improvement Wales Wales UK