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F.D.A. Authorizes Third Covid Shot for Immunocompromised

The Food and Drug Administration on Thursday approved the third dose of Pfizer-BioNTech and Moderna's coronavirus vaccines for some people with compromised immune systems, giving doctors more leeway to protect those who have failed to…

Third Covid vaccine shot excessive precedence

Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, listens during a Senate Appropriations Subcommittee hearing in Washington, D.C., May 26, 2021.Stefani Reynolds | Pool | ReutersFederal health officials…