1. Warwick Clinical Trials Unit, University of Warwick, Coventry, UK
2. University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK
3. Warwick Medical School, University of Warwick, Coventry, UK
4. University of Bristol, Bristol, UK
5. Cambridge University Hospitals NHS Foundation Trust, Cambridge, UK
6. St Christopher’s Hospice, London, UK
7. Intensive Care National Audit & Research Centre, London, UK
8. University Hospitals of Coventry and Warwickshire NHS Trust, Coventry, UK
9. Manchester University NHS Foundation Trust, Manchester, UK
10. Hampshire Hospitals NHS Foundation Trust, Hampshire, UK
11. Patient and public contributor