Imperial College London - Section of Adult Infectious Disease, Imperial College London, Public Health England - Emerging Infections and Zoonoses Unit, Imperial College London, Imperial College London - London BiofoundryImperial College London - Section of Structural and Synthetic Biology, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Public Health England Colindale, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Imperial College London, Government of the United Kingdom - Public Health England, affiliation not provided to SSRN, Government of the United Kingdom - Public Health England Colindale, Government of the United Kingdom - Public Health England, Virus Reference Department, Public Health England, Imperial College London - Section of Virology, Imperial College London - London Biofoundry, Imperial College London - Section of Virology, University of Manchester - Manchester University NHS Foundation Trust, Public Health England - Virus Reference Department, Imperial College London - MRC Centre for Global Infectious Disease Analysis and Imperial College London

Public Health England - Immunisation and Countermeasures Division, Public Health England, Government of the United Kingdom - Public Health England Colindale, East London NHS Foundation Trust, Derbyshire Healthcare NHS Foundation Trust, University of Manchester - Manchester University NHS Foundation Trust, Birmingham Community Healthcare NHS Trust, Oxford University Hospitals NHS Foundation Trust, Oxford University Hospitals NHS Foundation Trust, Government of the United Kingdom - Public Health England Colindale, London School of Hygiene & Tropical Medicine - Faculty of Public Health and Policy, Department of Non-Communicable Disease Epidemiology, London School of Hygiene and Tropical Medicine, London School of Hygiene and Tropical Medicine, London School of Hygiene and Tropical Medicine, London School of Hygiene and Tropical Medicine, London School of Hygiene & Tropical Medicine - Department of Disease Control, London School of Hygiene & Tropical Medicine - Faculty of Infectious and Tropical Diseases, Office for National Statistics, Office for National Statistics, Public Health England - Immunisation and Countermeasures Division, Public Health England Colindale, Public Health England - Virus Reference Department, Public Health England, Blood Borne Virus Unit, National Infection Service, Colindale Public Health England, Virus Reference Department, Public Health England, Government of the United Kingdom - Public Health England, Public Health England, Office for National Statistics, Public Health England - Immunisation, Hepatitis, and Blood Safety Department and Public Health England - Immunisation and Countermeasures Division

Public Health England - Immunisation and Countermeasures Division, Imperial College London - NIHR Health Protection Research Unit in Healthcare Associated Infections and Antimicrobial Resistance, London Health Protection Team, National Infection Service, Public Health England, London Health Protection Team, National Infection Service, Public Health England, London Health Protection Team, National Infection Service, Public Health England, Public Health England Colindale, London Health Protection Team, National Infection Service, Public Health England, London Health Protection Team, National Infection Service, Public Health England, London Health Protection Team, National Infection Service, Public Health England, London Health Protection Team, National Infection Service, Public Health England, London Health Protection Team, National Infection Service, Public Health England, London Health Protection Team, National Infection Service, Public Health England, London Health Protection Team, National Infection Service, Public Health England, Immunisation and Countermeasures Division, Public Health England, Immunisation and Countermeasures Division, Public Health England, Public Health England - National Infection Service, Field Service, Field Service, National Infection Service, Public Health England, Field Service, National Infection Service, Public Health England, Government of the United Kingdom - Public Health England, Government of the United Kingdom - Public Health England, Virus Reference Department, Public Health England, Virus Reference Department, Public Health England, Virus Reference Department, Public Health England, Public Health England Colindale, Antimicrobial Resistance and Hospital Acquired Infection Department, Public Health England, Public Health England, Public Health England - Immunisation, Hepatitis, and Blood Safety Department, University of Oxford - NIHR Health Protection Research Unit in Healthcare Associated Infection and Antimicrobial Resistance, Government of the United Kingdom, Department of Health and Social Care, National Infection Service, Healthcare-Associated Infection and Antimicrobial Resistance (HCAI & AMR) Division and Public Health England - Virus Reference Department