1. MTRC, Anglia Ruskin School of Medicine, Chelmsford, Essex, UK
2. Bristol Heart Institute, University Hospitals Bristol NHS Foundation Trust, Bristol, UK
3. Barts Interventional Group, Barts Heart Centre, London, UK
4. Emergency, Cardiovascular and Critical Care Research Group, Kingston University and St George’s, University of London, London, UK
5. Ornge Ambulance Service, Ontario, Canada
6. Department of Cardiology, University Hospital of Wales, Heath Park, Cardiff, UK
7. Leeds Teaching Hospitals NHS Foundation Trust, Leeds, UK
8. Faculty of Medicine, University of Southampton, Southampton, UK;
9. King’s College Hospital NHS Foundation trust, London, UK