1. Faculty of Public Health & Policy London School of Hygiene & Tropical Medicine London UK
2. NIHR Health Protection Research Unit in Evaluation of Interventions Population Health Sciences Bristol Medical School University of Bristol Bristol UK
3. Humanitarian Public Health Technical Unit Save the Children UK London UK
4. UNAIDS Geneva Switzerland
5. Centre for Disease Control and Prevention Atlanta USA
6. Oxford School of Public Health Nuffield Department of Population Health University of Oxford Oxford UK
7. Oxford University Hospitals NHS Foundation Trust John Radcliffe Hospital Oxford UK
8. Department of Clinical Research London School of Hygiene and Tropical Medicine London UK
9. World Health Organisation Geneva Switzerland