Health
One-shot Johnson&Johnson vaccine works, but not as well as two-shot versions – ABC 36 News – WTVQ
One-shot version is attractive, even if not as effective overall.

LEXINGTON, Ky. (WTVQ/AP) – Johnson & Johnsons long-awaited vaccine appears to protect against COVID-19 with just one shot not as strong as some two-shot rivals but still potentially helpful for a world in dire need of more doses.
J&J said Friday in the U.S. and seven other countries, the single-shot vaccine was 66% effective overall at preventing moderate to severe illness, and much more protective 85% against the most serious symptoms.
There was some geographic variation. The vaccine worked better…
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