This cohort study evaluates the response to a third and fourth SARS-CoV-2 BNT162b2 vaccine dose among individuals aged 60 years or older by evaluating antispike immunoglobulin G antibody titers before… Click to show full abstract
This cohort study evaluates the response to a third and fourth SARS-CoV-2 BNT162b2 vaccine dose among individuals aged 60 years or older by evaluating antispike immunoglobulin G antibody titers before and after each dose.
               
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