1. COVID-19 vaccine surveillance report: 3 February 2022 (Week 5). UK Health Security Agency, 2022. See https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/1052353/Vaccine_surveillance_report_-_week_5.pdf (last checked 27 November 2023).
2. Duration of effectiveness of vaccines against SARS-CoV-2 infection and COVID-19 disease: results of a systematic review and meta-regression
3. JCVI statement on the COVID-19 vaccination programme for 2023: 8 November 2022. Department of Health & Social Care, 2022. See www.gov.uk/government/publications/covid-19-vaccination-programme-for-2023-jcvi-interim-advice-8-november-2022/jcvi-statement-on-the-covid-19-vaccination-programme-for-2023-8-november-2022 (last checked 27 November 2023).
4. Coronavirus and vaccination rates in people aged 18 years and over by socio-demographic characteristic, region and local authority, England. Office for National Statistics, 2023. See www.ons.gov.uk/peoplepopulationandcommunity/healthandsocialcare/healthinequalities/datasets/coronavirusandvaccinationratesinpeopleaged18yearsandoverbysociodemographiccharacteristicandregionengland (last checked 27 November 2023).
5. UK COVID-19 vaccines delivery plan. Department for Health & Social Care, 2021. See https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/951928/uk-covid-19-vaccines-delivery-plan-final.pdf (last checked 27 November 2023).