Wearing face masks at home can reduce Covid-19 spread by 79pc: study
 

BEIJING: The researchers wanted to know what factors might heighten or lessen the risk of subsequently catching the virus within the incubation period--14 days from the start of that person's symptoms.Chinese researchers have suggested that wearing face masks at home is 79 per cent effective at...http://feeds.feedburner.com/~r/com/cwEr/~4/mQrY3nMJpeI

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