1. Department of Anaesthesia University Hospitals Bristol and Weston Bristol UK
2. Lympstone Devon UK
3. Department of Anaesthesia and Intensive Care London North West University Hospital Trust London UK
4. Department of Anaesthesia Aberdeen Royal Infirmary Aberdeen UK
5. NHS England London UK
6. Department of Anaesthesia James Cook University Hospital Middlesbrough UK
7. Department of Anaesthesia South Tyneside and Sunderland NHS Foundation Trust Sunderland UK
8. University of Oxford Oxford UK
9. Nuffield Department of Anaesthesia Oxford University Hospital NHS Foundation Trust Oxford UK
10. Department of Anaesthesia Queen Elizabeth Hospital Kings Lynn UK