Mannequins covered with face masks displayed at a shop in Bengaluru’s Rajarajeshwari Nagar on Tuesday.

Coronavirus | Social distancing norms of 6 feet insufficient, virus can travel nearly 20 feet: study

Most needed: The critical need is for early recognition and intervention with blood thinners for COVID-19 patients.

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Herd immunity: The concept is generally used to calculate how many people will need to be vaccinated in a population in order to protect those who are not vaccinated.

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