Coronavirus 2019 (COVID-19)
3 COVID-19 vaccines are authorized in the United States: two messenger ribonucleic acid (mRNA) vaccines (Pfizer-BioNTech and Moderna) and one viral vector vaccine (J&J).
May 22, 2023
3 COVID-19 vaccines are authorized in the United States: two messenger ribonucleic acid (mRNA) vaccines (Pfizer-BioNTech and Moderna) and one viral vector vaccine (J&J).
There are four different COVID-19 vaccines currently available in the United States (US). Below we describe these vaccines and summarize the available data on study
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