Johnson & Johnson Says Its One-Dose Coronavirus Vaccine Was 66% Effective in Clinical Trial
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The vaccine was 100% effective in preventing hospitalization and death from COVID-19.
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The vaccine was 100% effective in preventing hospitalization and death from COVID-19.
Full ArticleWatch VideoAnother drugmaker is sharing the data that their COVID vaccine works. In clinical trials of more than 43,000 people,..
With its large population and fragile health systems, Africa has recorded more than three million Covid-19 cases, still less deadly..