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Pfizer study shows booster shot protects against Covid-19 omicron variant
NBC News Clone summarizes the latest on: Mmvo128242757786 - Breaking News | NBC News Clone. This article is rewritten and presented in a simplified tone for a better reader experience.
Pfizer has shared that its first two vaccines do not hold up well against the emerging omicron variant. However, the third shot, the booster, provides 25 times the protection against omicron.
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