Single-dose Johnson & Johnson COVID-19 vaccine – 66% efficacy

Single-dose Johnson & Johnson COVID-19 vaccine - 66% efficacy

(STL.News) Johnson & Johnson Coronavirus vaccine has shown an overall 66% efficacy in preventing moderate to severe COVID-19.  Although the trial results indicate that it is less effective against the virus variant first discovered in South Africa.

Wikipedia page – Ad26.COV2.S aka Johnson & Johnson Vaccine

YouTube video provided courtesy of WION News

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