1. Department of Anaesthesia and Intensive Care Medicine Royal United Hospital NHS Trust Bath UK
2. School of Medicine University of Bristol UK
3. Department of Anaesthesia Ninewells Hospital Dundee UK
4. Department of Anaesthesia University Hospitals of Leicester NHS Trust Leicester UK
5. Department of Anaesthesia South Tyneside and Sunderland NHS Foundation Trust Sunderland UK
6. Department of Anaesthesia Brighton and Sussex University Hospitals NHS Trust Brighton UK
7. Department of Anaesthesia Northwick Park Hospital Harrow UK
8. Department of Anaesthesia and Intensive Care Medicine St James’s Hospital Dublin Ireland
9. Department of Anaesthesia Imperial College Healthcare NHS Trust London UK
10. Imperial College London UK