Waning Immune Humoral Response to BNT162b2 Covid-19 Vaccine over 6 Months.
Einav G LevinYaniv LustigCarmit CohenRonen FlussVictoria IndenbaumSharon AmitRam DoolmanKeren AsrafElla MendelsonArnona ZivCarmit RubinLaurence FreedmanYitshak KreissGili Regev-YochayPublished in: The New England journal of medicine (2021)
Six months after receipt of the second dose of the BNT162b2 vaccine, humoral response was substantially decreased, especially among men, among persons 65 years of age or older, and among persons with immunosuppression.