Causal impact of masks, policies, and behavior on the early spread of Covid-19 - IDSS

A study finds that if the U.S. had introduced a uniform national mask mandate for employees of public-facing businesses on April 1, the number of deaths in the U.S. would likely have been 40 percent lower on June 1.

Causal impact of masks, policies, and behavior on the early spread of Covid-19

MIT News | August 5, 2020

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