Explained: What exactly is herd immunity
News: A recent serological survey in Delhi found the presence of coronavirus specific antibodies in about 23% of the samples tested.The results of the survey are being interpreted to suggest …
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Explained: Herd immunity
News:Recently,the UK government has announced that it is aiming to achieve herd immunity as a way of tackling COVID-19. Facts: About Herd Immunity: Herd immunity is when a large number …
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