COVID-19 vaccine FAQs: Efficacy, immunity to illness vs. infection, new variants and the likelihood of eradication
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10 March 2021COVID-19 vaccine FAQs: Efficacy, immunity to illness vs. infection, new variants and the likelihood of eradication
As of March 8, four COVID-19 vaccines have been approved for emergency use in Canada. Two of them, the mRNA vaccines from Pfizer/BioNTech and Moderna vaccines, were approved for use in Canada in December 2020. The Oxford/AstraZeneca vaccine was approved on Feb. 26, followed by the Johnson & Johnson vaccine on March 5.
