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Short Wave

Why Herd Immunity Won't Save Us

14 min • 10 augusti 2020
Herd immunity. It's the idea that enough people become immune to an infectious disease that it's no longer likely to spread. It makes sense theoretically. But as NPR's Geoff Brumfiel tells us, the reality — in this coronavirus pandemic and without a vaccine — is potentially full of risk and maybe even unachievable.

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