1. NIHR Oxford Biomedical Research Centre, University of Oxford, Oxford, United Kingdom
2. Nuffield Department of Medicine, University of Oxford, Oxford, United Kingdom
3. Public Health England, National Infection Service, Porton Down, Salisbury, United Kingdom
4. Nuffield Department of Medicine, Peter Medawar Building for Pathogen Research, University of Oxford, Oxford, United Kingdom
5. Department of Infectious Diseases and Microbiology, Oxford University Hospitals NHS Foundation Trust, John Radcliffe Hospital, Oxford, United Kingdom