Coronavirus: Time for everyone to mask up?

| Apr 03, 2020, 10:29:47 PM | TOI.in
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As the coronavirus pandemic continues to spread, different opinions on the use of masks have emerged. A research team in Hong Kong has suggested that from 20% to 40% of transmissions in China occurred before symptoms appeared. A manual released by the principal scientific adviser to Prime Minister Narendra Modi has also suggested using masks as a strategy to prevent the spread of Covid-19

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