'Order of Magnitude' when it comes to reducing the risk for transmissibility of COVID-19...(see attached link).
Link: https://www.pnas.org/content/118/17/e2018995118
'Order of Magnitude' when it comes to reducing the risk for transmissibility of COVID-19...(see attached link).
Link: https://www.pnas.org/content/118/17/e2018995118