Masking is now a data-driven policy. Back in March I saw science communicators say it lacked empirical evidence. Not true anymore. https://twitter.com/ShaTweeter/status/1275440428750221313
Post
June 23, 2020
June 23, 2020
Masking is now a data-driven policy. Back in March I saw science communicators say it lacked empirical evidence. Not true anymore. https://twitter.com/ShaTweeter/status/1275440428750221313