N95 masks without training may protect poorly against Covid-19 - STAT
Firefighters aren't given a mask and helmet and sent into burning buildings without first being trained how to use the equipment to protect themselves. We should be doing the same thing for health care workers, but aren't.
Polymers, Free Full-Text
COVID-19 and its variants:How N95 (hi-fi) masks can protect us
Frontier research at the service of the coronavirus epidemic
The face behind the Covid-19 mask — A comprehensive review
How well do face masks protect against COVID-19? - Mayo Clinic
Masks and Covid-19: Your top questions about N95s and KN95s
CDC - Masks + vaccines + boosters = best protection against
What is the evidence to support the 2-metre social distancing rule
Effectiveness of Face Mask or Respirator Use in Indoor Public
The now infamous but not very helpful N95 trial (Loeb 2022
Physical distancing, face masks, and eye protection to prevent
As Covid-19 Fears Mount, a Face Mask Shortage Imperils Research
Effectiveness of N95 Masks against SARS-CoV-2: Performance