Medical (AKA surgical) masks are not inferior to N95 fitted masks. A study of 1009 medical workers in 4 countries carin
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Medical (AKA surgical) masks are not inferior to N95 fitted masks. A study of 1009 medical workers in 4 countries caring for COVID+ infected patients shows equal rate of PCR+ COVID tests (10.5% vs 9.3% +) (HR 1.14 [95% CI, 0.77 to 1.69]) https://t.co/wTuLHcOxlO https://t.co/gjqfLOU7JW
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