Here this from 2021 should do. Sorry NyTimes paywall, but the first paragraph tells where it. There is a lot out there about this. https://www.nytimes.com/2021

Here this from 2021 should do. Sorry NyTimes paywall, but the first paragraph tells where it. There is a lot out there about this. https://www.nytimes.com/2021/05/07/opinion/coronavirus-airborne-transmission.html https://www.nytimes.com/2021/05/07/opinion/coronavirus-airbo...