in the 1918 flu pandemic, not wearing a mask was illegal in some parts of america. what changed - discu.eu

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In the 1918 flu pandemic, not wearing a mask was illegal in some parts of America. What changed? https://edition.cnn.com/2020/04/03/americas/flu-america-1918-masks-intl-hnk/index.html 33 comments 4/4/2020 politics

In the 1918 flu pandemic, not wearing a mask was illegal in some parts of America. What changed? https://edition.cnn.com/2020/04/03/americas/flu-america-1918-masks-intl-hnk/index.html 6 comments 4/4/2020 worldnews