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Step-by-step guide to making your own face mask - BBC News
Face mask use in the general population and optimal resource allocation during the COVID-19 pandemic | Nature Communications
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How Face Masks Can Help Prevent the Spread of COVID-19 | The Scientist Magazine®
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Join in the NYS 4-H Mask Task! — New York State 4-H Youth Development
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How to make your own mask: Hong Kong scientists reveal temporary solution for those unable to get protective gear because of panic buying and price-gouging | South China Morning Post
How to make your own mask: Hong Kong scientists reveal temporary solution for those unable to get protective gear because of panic buying and price-gouging | South China Morning Post
Step-by-step guide to making your own face mask - BBC News