1. ISGlobal, Hospital Clinic, Universitat de Barcelona, Barcelona, Spain
2. Health Economics Group, School of Public Health, Imperial College London, London, UK
3. Institut Free Afrik, Ouagadougou, Burkina Faso
4. School of Public Health, University of Ghana, Accra, Ghana
5. Centro de Investigação em Saúde da Manhiça (CISM), Manhiça, Mozambique
6. Centre for Primary Care and Public Health, Barts and The London School of Medicine & Dentistry, Queen Mary University of London, London, UK
7. Ifakara Health Institute (IHI), Dar es Salaam, Tanzania
8. Expanded Programme on Immunization, Ghana Health Service, Accra, Ghana
9. Centre for Global Health Research, Kenya Medical Research Institute, Kisumu, Kenya
10. Eclipse, Tervuren, Belgium
11. Faculty of Medicine, Eduardo Mondlane University (UEM), Maputo, Mozambique
12. GSK, Wavre, Belgium