Reposted by karla
Recently, I posted a link to an article discussing how well masks work at limiting airborne disease transmission. Gillian read the link and asked the following question.
This gets to a critical issue I thought I’d discuss.
x.com/jillneimark/...
x.com
Gillian (Jill) Neimark on X: "@ukhadds What do they mean by “two infectious doses per hour”?" / X
@ukhadds What do they mean by “two infectious doses per hour”?