University of Cambridge - MRC Biostatistics Unit, Imperial College London - MRC Centre for Global Infectious Disease Analysis, UK Health Security Agency - COVID-19 National Epidemiology Cell, UK Health Security Agency - COVID-19 National Epidemiology Cell, University of Oxford - Department of Computer Science, Public Health England Colindale, Imperial College London - NIHR Health Protection Research Unit for Modelling and Health Economics, Public Health England Colindale, Public Health England Colindale, Imperial College London - NIHR Health Protection Research Unit for Modelling and Health Economics, Public Health England - National Infection Service, Government of the United Kingdom - Public Health England, Imperial College London - NIHR Health Protection Research Unit for Modelling and Health Economics, Public Health England - National Infection Service, UK Health Security Agency - COVID-19 National Epidemiology Cell, Public Health England, Public Health England Colindale, Public Health England Colindale, Imperial College London - MRC Centre for Global Infectious Disease Analysis, University of Cambridge - MRC Biostatistics Unit, UK Health Security Agency - COVID-19 National Epidemiology Cell, Government of the United Kingdom - Public Health England, University of Cambridge - MRC Biostatistics Unit and Government of the United Kingdom - Public Health England

Immunisation and Vaccine Preventable Diseases,UK Health Security Agency, Public Health England - Immunisation and Countermeasures Division, St George's, University of London, Public Health England, Public Health England - National Infection Service, UK Health Security Agency - COVID-19 National Epidemiology Cell, Government of the United Kingdom - Public Health England, UK Health Security Agency, Public Health England Colindale, UK Health Security Agency - Emergency Preparedness, Response and Resilience, UK Health Security Agency, Public Health England - Immunisation, Hepatitis, and Blood Safety Department, Public Health England - Immunisation and Countermeasures Division and NHS Foundation Trust - London North West Healthcare NHS Trust

UK Health Security Agency - COVID-19 National Epidemiology Cell, Public Health England, Public Health England, Government of the United Kingdom - Public Health England, Government of the United Kingdom - Public Health England, Public Health England, Public Health England - National Infection Service, Government of the United Kingdom, Department of Health and Social Care, National Infection Service, Healthcare-Associated Infection and Antimicrobial Resistance (HCAI & AMR) Division, Government of the United Kingdom - Public Health England, Public Health England Colindale, Public Health England - National Infection Service, Public Health England - National Infection Service, UK Health Security Agency - COVID-19 National Epidemiology Cell, Public Health England - National Infection Service, Imperial College London, Government of the United Kingdom - Public Health England, Imperial College London - MRC Centre for Global Infectious Disease Analysis, University of Oxford - NIHR Health Protection Research Unit in Healthcare Associated Infection and Antimicrobial Resistance, Public Health England Colindale, Public Health England and Public Health England Colindale

Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Malawi-Liverpool-Wellcome Trust Clinical Research Programme, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England Colindale, Public Health England - Virus Reference Department, Public Health England - Immunisation, Hepatitis, and Blood Safety Department, Public Health England Colindale, Independent, Public Health England Colindale, Public Health England Colindale and University of Oxford - NIHR Health Protection Research Unit in Healthcare Associated Infection and Antimicrobial Resistance

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

Erasmus University Rotterdam (EUR) - Department of Viroscience, Public Health England Colindale, University of the Witwatersrand - Health Economics and Epidemiology Research Office, Department of Viroscience, Erasmus Medical Center (MC), Department of Viroscience, Erasmus Medical Center (MC), Department of Viroscience, Erasmus Medical Center (MC), Stichting HIV Monitoring, Department of Viroscience, Erasmus Medical Center (MC), Erasmus MC, University Medical Center, Government of the United Kingdom - Public Health England and Erasmus MC, University Medical Center