1. Covid-19: many poor countries will see almost no vaccine next year, aid groups warn;Dyer;BMJ: British Medical Journal (Online),2020
2. Mapping global trends in vaccine confidence and investigating barriers to vaccine uptake: a large-scale retrospective temporal modelling study;De Figueiredo;Lancet,2020
3. Care DoHaS. Joint Committee on Vaccination and Immunisation: advice on priority groups for COVID-19 vaccination 2020 [Available from: https://www.gov.uk/government/publications/priority-groups-for-coronavirus-covid-19-vaccination-advice-from-the-jcvi-30-december-2020/joint-committee-on-vaccination-and-immunisation-advice-on-priority-groups-for-covid-19-vaccination-30-december-2020.
4. Innovation IoGH. Covid-19: Global attitudes towards a COVID-19 vaccine, November 2020. 2020 [Available from: https://www.imperial.ac.uk/media/imperial-college/institute-of-global-health-innovation/GlobalVaccineInsights_ICL-YouGov-Covid-19-Behaviour-Tracker_20201202_v6.pdf[15].pdf.
5. Innovation IoGH. Covid-19: Global attitudes towards a COVID-19 vaccine, February 2021. 2021 [Available from: https://www.imperial.ac.uk/media/imperial-college/institute-of-global-health-innovation/EMBARGOED-0502.-Feb-21-GlobalVaccineInsights_ICL-YouGov-Covid-19-Behaviour-Tracker_20210301.pdf.