1 Centre for Public Health Data Science, Institute of Health Informatics, University College London, London, UK. [email protected].
2 Department of Health and Social Care, Office for Health Improvement and Disparities, London, UK.
3 Department of Disease Control, Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, UK.
4 Centre for Public Health Data Science, Institute of Health Informatics, University College London, London, UK.
5 Immunisation and Vaccine Preventable Diseases, UK Health Security Agency, London, UK.
6 Institute of Epidemiology and Health Care, University College London, London, UK.
7 Global Public Health Unit, Wolfson Institute of Population Health, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, London, UK.
8 Infection and Population Health Department, Institute of Global Health, University College London, London, UK.
9 Institute for Infection and Immunity, St George's University of London, Cranmer Terrace London, London, UK.
10 UK Health Security Agency, London, UK.
11 UCL Great Ormond Street, Institute of Child Health, University College London, London, UK.