mRNA Covid-19 Vaccines
Approximately one year after the first outbreak of Covid-19 in Wuhan, China late in 2019, two vaccines were approved for emergency use in the United States and vaccinations began. They were the Pfizer-BioNTech and...
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Approximately one year after the first outbreak of Covid-19 in Wuhan, China late in 2019, two vaccines were approved for emergency use in the United States and vaccinations began. They were the Pfizer-BioNTech and...