1. Department of Infectious Disease Epidemiology, School of Public Health, Imperial College London, London, UK
2. School of Economics, Makerere University, Kampala, Uganda
3. Policy Analysis & Development Research Institute, Kampala, Uganda
4. Department of Health Policy, Planning & Management, School of Public Health, College of Health Sciences, University of Ghana, Accra, Ghana
5. Department of Social and Behavioural Sciences, School of Public Health, University of Ghana, Accra, Ghana
6. Anthropology, Politics and Policy Group, Department of Global Health and Development, Faculty of Public Health and Policy, London School of Hygiene and Tropical Medicine, London, UK
7. Health Economics Group, School of Public Health, Imperial College London, London, UK
8. Medical Research Council Centre for Outbreak Analysis and Modelling, Department of Infectious Disease Epidemiology, School of Public Health, Imperial College London, London, UK