2006 paper on pandemic preparedness

N95 masks:
- uncomfortable to wear for more than an hour or two
- no randomised control trial data to support their use outside healthcare settings

Since then, we have zero trials showing a public health benefit of community N95 mask use https://t.co/TOQvqW8cev pic.twitter.com/7bXBqdPiZX

— Infectious Disease Ethics (@ID_ethics) January 23, 2022