Opinion: Do masks work? Randomized controlled trials are the worst way to answer the question
STAT
MAY 2, 2023
There was (and continues to be) a desperate hunger for definitive studies telling us how well specific measures would work, with specific publics, in specific settings, for specific strains of the novel and changing virus. Although the scientific community mobilized at record speeds, it could not produce studies with the desired surety.
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