Why did Americans expect a perfect COVID vaccine?
Your Local Epidemiologist
SEPTEMBER 26, 2024
Problem #1: Expectation management On June 30, 2020, the FDA released guidance on what standards COVID vaccines must meet to gain FDA authorization: 50% efficacy. Better than we dared to hope Then, in late 2020, expectations were blown out of the water. And we didn’t have herd immunity. Enter the COVID vaccines.
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