[magicroot75]

When you say it's only airborne for a short while, what exact time range are you speaking about?

[wideasleep1]

https://www.medrxiv.org/content/10.1101/2020.03.09.20033217v...

edit: Sorry, didn't realize that link was subsequently truncated, here is the .pdf: https://www.medrxiv.org/content/10.1101/2020.03.09.20033217v...