1. Cambridge Centre for Health Services Research (CCHSR), RAND Europe, Cambridge, UK
2. European Observatory on Health Systems and Policies, London School of Economics and Political Science and London School of Hygiene & Tropical Medicine, London, UK
3. Department of Human Sciences and Public Health, University of Bournemouth, Bournemouth, UK
4. Cambridge Centre for Health Services Research (CCHSR), Institute of Public Health, University of Cambridge, Cambridge, UK
5. RAND Europe, Cambridge, UK
6. Institute of Health and Wellbeing, University of Glasgow, Glasgow, UK