1. Novavax, Inc, Gaithersburg, MD, USA
2. South African Medical Research Council Vaccines and Infectious Diseases Analytics Research Unit, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
3. Division of Infectious Diseases, University of North Carolina School of Medicine, Chapel Hill, North Carolina, USA
4. Vaccine Institute, St George’s, University of London and St George’s University Hospitals NHS; Foundation Trust, London, UK
5. Paediatric infectious Diseases, University of Maryland School of Medicine, Baltimore, Maryland, MD, USA