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  1. OxfordAstraZeneca COVID-19 vaccine - Wikipedia

  2. The Oxford/AstraZeneca (ChAdOx1-S [recombinant] vaccine) …

  3. AstraZeneca to withdraw Covid vaccine - BBC News

  4. How the Oxford-AstraZeneca Vaccine Works (Published 2022)

  5. Covid: How does the Oxford-AstraZeneca vaccine work? - BBC

  6. Oxford vaccine saved most lives in its first year of rollout

  7. How the Oxford-AstraZeneca covid-19 vaccine was made

  8. Explaining Johnson & Johnson’s, AstraZeneca’s new COVID-19 vaccines

  9. Phase 3 Safety and Efficacy of AZD1222 (ChAdOx1 nCoV-19) Covid-19 Vaccine

  10. Interim recommendations for use of the ChAdOx1-S [recombinant] vaccine