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surgicalmask96308490.wordpress.com | ||
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smartairfilters.com
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| | | | | Researchers randomly assigned people to wear surgical masks or N95 masks. Then they tracked how many caught the flu. The results were very surprising. | |
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whn.global
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| | | | | Hospitals should be safe environments. These are steps to prevent COVID and other airborne diseases from being spread in healthcare settings. | |
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vaxopedia.org
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| | | | | Have questions about SARS-CoV-2 and COVID-19? We have all of the answers from the experts. | |
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airqualitynews.com
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| | | Leicester Clean Air Zone (CAZ) scrapped following 'significant improvements' to air quality. In October 2018, the authority was one of 58 directed by the government to carry out feasibility studies for measures that cut nitrogen dioxide (NO2) 'in the shortest possible time,' which included a requirement to consider a CAZ. | ||
