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Month: November 2021

Johnson & Johnson’s Covid-19 vaccine is 73.6% effective, according to new real-world study

By John Bonifield, CNN Data from a real-world study assessing Johnson & Johnson’s Covid-19 vaccine finds it is 73.6% effective, according to research published Tuesday in the journal JAMA Network Open. The study evaluated patients within the Mayo Clinic Health System between February and July of this year. The researchers followed nearly 9,000 patients vaccinated

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