#CaHealth
When and Why to Wear a Mask or Respirator
https://www.cdph.ca.gov/Pr...
California Department of Public Health
https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/Respiratory-Viruses/When-and-Why-to-Wear-a-Mask.aspx
#CaHealth
When and Why to Wear a Mask or Respirator
https://www.cdph.ca.gov/Pr...
https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/Respiratory-Viruses/When-and-Why-to-Wear-a-Mask.aspx