Universal masking in schools was associated with a 72% reduction in COVID-19 transmission
Mar. 10, 2022 10:21 pm
NEW—NIH funded study of 1.1 million students & 160,000 school staff concludes:
💡"Universal masking was associated with a 72% reduction in secondary transmission” versus optional/partial masking.
📍So, #Masks help prevent #COVID19. Protect kids please.https://www.nih.gov/news-events/news-releases/mandatory-masking-schools-reduced-cov…
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