1. Anaesthesia, Pain and Critical Care Sciences, School of Physiology, Pharmacology and Neuroscience University of Bristol Bristol UK
2. Critical Care, South Western Ambulance Service NHS Foundation Trust UK
3. Great Western Air Ambulance Charity Bristol UK
4. Institute of Naval Medicine Gosport UK
5. Academic Department of Military Emergency Medicine Royal Centre for Defence Medicine Birmingham UK
6. University of Warwick, Warwick Medical School Coventry UK
7. Department of Anaesthesia and Intensive Care Medicine Royal United Hospital Bath UK
8. Department of Anaesthesia and Intensive Care Medicine North Bristol NHS Trust Bristol UK
9. MRC Integrative Epidemiology Unit University of Bristol UK
10. School of Chemistry University of Bristol Bristol UK
11. Langford Vets and Translational Biomedical Research Centre University of Bristol UK
12. Translational Biomedical Research Centre University of Bristol Bristol UK
13. University Hospital Bristol Weston NHS Trust Bristol UK
14. Faculty of Health and Applied Sciences University of the West of England Bristol UK
15. Department of Anaesthesia University Hospitals Bristol and Weston Bristol UK