1. Maternal, Adolescent, Reproductive and Child Health Centre, London School of Hygiene & Tropical Medicine, United Kingdom;
2. King’s College London, United Kingdom;
3. College of Health and Medical Sciences, Haramaya University, Dire Dawa, Ethiopia;
4. Paediatric Infectious Diseases Research Group, St George’s, University of London, United Kingdom;
5. Centre for International Child Health, Imperial College London, United Kingdom;
6. Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland;
7. Medical Research Council: Respiratory and Meningeal Pathogens Research Unit, and Department of Science and Technology/National Research Foundation: Vaccine Preventable Diseases, University of the Witwatersrand, Faculty of Health Sciences, Johannesburg, South Africa;
8. Global Alliance to Prevent Prematurity and Stillbirth, Seattle, Washington;
9. Department of Obstetrics and Gynecology, University of Washington, Seattle;
10. Department of Microbiology, Faculty of Medicine, Chinese University of Hong Kong;
11. National Institute for Communicable Diseases, National Health Laboratory Service, Johannesburg, South Africa;
12. Department of Global Health, University of Washington, Seattle;
13. Bangladesh Institute of Child Health, Dhaka;
14. National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia;
15. Bill & Melinda Gates Foundation, Seattle, Washington;
16. World Health Organization, Geneva, Switzerland; and
17. Departments of Pediatrics and Molecular Virology and Microbiology, Baylor College of Medicine, Houston, Texas