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World

Do mask mandates work?

3 February 2023

6:00 PM

3 February 2023

6:00 PM

This week there was an update to a Cochrane review, which studies the way physical interventions can interrupt or reduce the spread of respiratory viruses. The review, which Tom Jefferson is the lead author of, looks at evidence from 78 randomised trials with over 610,000 participants. In other words, this review is exactly the sort of higher-quality evidence you want when making healthcare decisions.

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