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COVID-19 vaccines – FDA advisors discuss composition of vaccines for booster doses in the Fall 2022

June 28, 2022 - Experts are increasingly recognizing the rapid evolution of the SARS-CoV-2 virus with recent wave caused by variants that are related to but distinctly different from the original strain of the virus. This shift is prompting consideration of revising the existing vaccines to retain immune protection if the pandemic continues to persist as expected.

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