Effectiveness of Face Mask or Respirator Use in Indoor Public

This report describes face mask or respirator effectiveness in helping protect against COVID-19 infection.

Efficacy of facemasks in mitigating respiratory exposure to submicron aerosols - ScienceDirect

N95 respirator - Wikipedia

Mask Adherence and the Relationship Between Masking and Weather

Multiple studies show that face masks reduce the spread of COVID

Effect of Double Masking with Silk or Cotton Over-masks on the Source Control Capabilities of a Surgical Mask - Aerosol and Air Quality Research

Nearly Half Of U.S. Adults Say They Never (Or Rarely) Wear A Mask

An evidence review of face masks against COVID-19

13 Best Face Masks We Actually Like to Wear (2023)

References Airport Lessons Learned from the COVID-19 Pandemic