1 Division of Cardiovascular Sciences, University of Manchester, Manchester University NHS Foundation Trust, Manchester, UK; Manchester Vascular Centre, Manchester University NHS Foundation Trust, Manchester, UK. Electronic address: [email protected].
2 Division of Cardiovascular Sciences, University of Manchester, Manchester University NHS Foundation Trust, Manchester, UK; Department of Anaesthesia, Manchester University NHS Foundation Trust, Manchester, UK.
3 Division of Cardiovascular Sciences, University of Manchester, Manchester University NHS Foundation Trust, Manchester, UK; Manchester Vascular Centre, Manchester University NHS Foundation Trust, Manchester, UK.