Centers for Disease Control and Prevention | Interim clinical considerations for use of mRNA COVID-19 vaccines currently authorized in the United States |
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Centers for Disease Control and Prevention | How CDC is making COVID-19 recommendations |
COVID-19 vaccines and allergic reactions | COVID-19 vaccines vs variants — Determining how much immunity is enough |
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Centers for Disease Control and Prevention | Use of Pfizer-BioNTech COVID-19 vaccine: Clinical considerations |