3 ms·

Because the study is wrong. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7872858/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7872858/ > The benefits of mask

by nojito 5y ago

Because the study is wrong. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7872858/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7872858/ > The benefits of mask mandates are apparent, especially when mandates were issued within a month. The impact of school closing and stay at home orders were less clear.