Masks Don’t Work: A Review of Science Relevant to COVID-19 ...
Aug 12, 2020·Meta-analysis indicated a protective effect of N95 respirators against laboratory-confirmed bacterial colonization (RR = 0.58, 95% CI 0.43-0.78). The use of N95 respirators compared with surgical masks is not associated with a lower risk of laboratory-confirmed influenza.” Conclusion Regarding That Masks Do Not Work