1. Center for Global Health, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
2. Centro de Investigação em Saúde de Manhiça, Maputo, Mozambique
3. Eduardo Mondlane University, Faculty of Medicine, Community Health Department, Maputo, Mozambique
4. Emory Global Health Institute, Emory University, Atlanta, Georgia, USA
5. FOCUS 1000, Makeni, Sierra Leone
6. ISGlobal, Hospital Clinic-Universitat de Barcelona, Barcelona, Spain
7. Catalan Institution for Research and Advanced Studies (ICREA), Barcelona, Barcelona, Spain
8. Pediatric Infectious Diseases Unit, Pediatrics Department, Hospital Sant Joan de Déu, University of Barcelona, Barcelona, Spain
9. Consorcio de Investigacion Biomedica en Red de Epidemiologia y Salud, Spain
10. Instituto Nacional de Saúde, Ministério de Saúde, Maputo, Mozambique
11. US Centers for Disease Control and Prevention--Sierra Leone, Freetown, Sierra Leone
12. Ministry of Health and Sanitation, Sierra Leone
13. Medical Research Council: Respiratory and Meningeal Pathogens Research Unit, University of the Witwatersrand, Faculty of Health Sciences, Johannesburg, South Africa
14. Department of Science and Technology/National Research Foundation, Vaccine Preventable Diseases, University of the Witwatersrand, Faculty of Health Sciences, Johannesburg, South Africa
15. College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia
16. London School of Hygiene and Tropical Medicine, London, United Kingdom
17. Department of Infectious Disease Epidemiology, London School of Hygiene and Tropical Medicine, London, United Kingdom