Tweet from PeterHotez at March 05, 2023 at 03:30AM
In a crowded place, a face mask or respirator keeps the virus away. Good summary from @washingtonpost @PostOpinions on flaws in a recent Cochrane analysis, and why N95s still work https://t.co/EZXXq3laY6
— Prof Peter Hotez MD PhD (@PeterHotez)
Mar 5, 2023
from http://twitter.com/PeterHotez