Pfizer Vaccine Protection Wanes After 6 Months https://www.medscape.com/viewarticle/955601 Pfizer’s COVID-19 vaccine continues to show strong protection against serious illness and hospitalization after 6 months, but overall protection against the virus appears to wane after a half a year, according to a new study. The July 28 preprint report of the study, which has not been […]
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