1. Faculty of Medicine and Health Sciences, University of East Anglia, Norwich Research Park, Norwich NR4 7TJ, UK
2. Cambridge University Hospitals NHS Foundation Trust, Cambridge CB2 0QQ, UK
3. Crystallise Ltd, Essex SS15 6SS, UK
4. Imperial College Health Partners, London NW1 2FB, UK
5. Adult Nursing, James Clerk Maxwell Building, King’s College London, London SE1 8WA, UK
6. The Health Economics Unit, West Bromwich, UK