Affiliation: | 1. Liverpool Vascular and Endovascular Service, Royal Liverpool University Hospital, Liverpool, UK;2. Department of General Surgery, Blackpool Victoria Hospital, Blackpool, UK;3. Department of General Surgery, Queen''s Medical Centre, Nottingham, UK;4. School of Physical Sciences, University of Liverpool, Liverpool, UK;5. Department of Vascular and Endovascular Surgery, The Royal Oldham Hospital, Pennine Acute Hospitals NHS Trust, Manchester, UK |