1 Oxford Vaccine Group, Department of Paediatrics, University of Oxford, Oxford, UK. kushalinii.hillson2@nhs.net.
2 Centre for Clinical Vaccinology and Tropical Medicine, NIHR Oxford Biomedical Research Centre, Churchill Hospital, Oxford, UK. kushalinii.hillson2@nhs.net.
3 , Oxford, UK. kushalinii.hillson2@nhs.net.
4 Oxford Vaccine Group, Department of Paediatrics, University of Oxford, Oxford, UK.
5 Department of Engineering Science, University of Oxford, Oxford, UK.
6 Florida Center for Dermatology, St Augustine, USA.
7 Centre for Clinical Vaccinology and Tropical Medicine, NIHR Oxford Biomedical Research Centre, Churchill Hospital, Oxford, UK.
8 Hospital Dona Estefânia, CHULC, Lisbon, Portugal.