Will herd immunity help nations fight Covid-19 pandemic?

What is herd immunity and how do nations and societies develop herd immunity towards a particularly high communicable disease? Will it help us fight the Covid-19 pandemic and how does India view this factor as a part of its long term strategy? All these questions and much more answered in this explainer by Divya Rajagopal of The Economic Times. Watch!
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Видео Will herd immunity help nations fight Covid-19 pandemic? канала The Economic Times