1. NIHR Global Health Research Unit on Mucosal Pathogens, Division of Infection and Immunity, University College London, London, United Kingdom
2. World Health Organization Collaborating Centre for New Vaccines Surveillance, Medical Research Council Unit The Gambia at London School of Hygiene and Tropical Medicine, Fajara, Banjul, The Gambia
3. Division of Global Health Protection, Center for Global Health, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
4. Gavi, The Vaccine Alliance, Global Health Campus, Geneva, Switzerland
5. Laboratório Nacional de Referência de Microbiologia, Instituto Nacional de Saúde, Ministério da Saúde, Maputo, Mozambique
6. Centre for Epidemic Preparedness and Response, London School of Hygiene and Tropical Medicine, London, United Kingdom
7. Department of Infection Biology, Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, United Kingdom
8. World Health Organization Regional Office for Africa, Brazzaville, Republic of Congo