CNN: Two dose version of Johnson & Johnson shot 94% effective against Covid-19, study finds

CNN: Two dose version of Johnson & Johnson shot 94% effective against Covid-19, study finds. “A two-dose version of Johnson & Johnson’s coronavirus vaccine provides 94% protection against symptomatic infection, the company said Tuesday — making a two-dose regimen of J&J’s Janssen vaccine comparable to a two-dose regimen of Moderna’s or Pfizer’s.”

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