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UK agency: Pfizer booster’s ability to prevent symptomatic COVID wanes within weeks

Data shows 3rd shot 70% effective in preventing illness after 2 weeks but only 45% after 10 weeks; Moderna seems to offer more durable protection, staying at 70% after 10 weeksiStock-1355780408-1024x640.jpg
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Data shows 3rd shot 70% effective in preventing illness after 2 weeks but only 45% after 10 weeks; Moderna seems to offer more durable protection, staying at 70% after 10 weeksiStock-1355780408-1024x640.jpg