1. Clinton Health Access Initiative Inc., Yaoundé, Cameroon
2. Institute for Global Health, Department of Molecular and Developmental Medicine, University of Siena, Siena, Italy
3. Clinical Trial Service Unit and Epidemiological Studies Unit (CTSU), Nuffield Department of Population Health, University of Oxford, Oxford, UK
4. Gavi, the Vaccine Alliance, Geneva, Switzerland
5. Expanded Program on Immunization, Cameroon Ministry of Public Health, Yaoundé, Cameroon
6. School of Global Health and Bioethics, Euclid University, Bangui, Central African Republic
7. Global Analytics and Implementation Research Team, Clinton Health Access Initiative Inc., Boston, USA
8. VisMederi srl, Siena, Italy
9. Department of Pediatrics, University of Oxford, Oxford, UK
10. International Vaccine Institute, IVI, Seoul, Republic of Korea