12 h, feb 4, 2020 y - CDC: "Do Not Use Facemasks"
Description:
https://www.businessinsider.com/how-to-avoid-wuhan-coronavirus-cdc-recommendations-2020-2#the-cdc-does-not-recommend-wearing-face-masks-to-prevent-the-spread-of-the-virus-5Added to timeline:
Date:
12 h, feb 4, 2020 y
Now
~ 5 years and 4 months ago