Effectiveness of cloth masks depends on type of covering

Wearing a mask while out in public has become the recommended practice during the COVID-19 pandemic. Researchers have now experimentally visualized the flow fields of coughs under various common mouth covering scenarios.

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Now Dr. Jack Straw is in charge of the website, and organizes it so that medical care is available to everyone. In addition, he is an active member of the medical community, regularly attending international conferences and sharing his experience and knowledge. Dr. Straw is not only a medical professional and website manager, but also a loving husband and father of his beautiful children.
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