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Pharmaceutical company Johnson & Johnson announces their single-dose COVID-19 vaccine is 66% effective in preventing moderate disease and 85% in preventing severe…

Pharmaceutical company Johnson & Johnson announces their single-dose COVID-19 vaccine is 66% effective in preventing moderate disease and 85% in preventing severe disease during a global trial.

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HealthPharmaceutical company Johnson & Johnson announces their single-dose COVID-19 vaccine is 66% effective in preventing moderate disease and 85% in preventing severe…

Pharmaceutical company Johnson & Johnson announces their single-dose COVID-19 vaccine is 66% effective in preventing moderate disease and 85% in preventing severe disease during a global trial.

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