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2. European Medicines Agency. Vaxzevria (previously COIVD-19 Vaccine AstraZeneca). ;2022(May 27).
3. Government of Canada. Health Canada authorizes Janssen COVID-19 vaccine. 2021;2022(June 1).
4. U.S. Food & Drug Administration. FDA Issues Emergency Use Authorization for Thrid COVID-19 Vaccine. 2021;2022(May 30).
5. European Medicines Agency. COVID-19 Vaccine AstraZeneca: PRAC investigating cases of thromboembolic events- vaccine's benefits currently still outweigh risks- Update. 2021;2023(August 20,).