New video by BBC News on YouTube
Coronavirus: Do face masks work? - BBC News
As coronavirus continues to spread around the world, face masks are in high demand as people look for ways to protect themselves. But do they really protect most people from contracting the virus? Dr Shunmay Yeung from London School of Hygiene and Tropical Medicine explains. Please subscribe HERE http://bit.ly/1rbfUog
View on YouTube
As coronavirus continues to spread around the world, face masks are in high demand as people look for ways to protect themselves. But do they really protect most people from contracting the virus? Dr Shunmay Yeung from London School of Hygiene and Tropical Medicine explains. Please subscribe HERE http://bit.ly/1rbfUog
View on YouTube
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