Losing my mind that this is in a 2013 issue of the Journal of Occupational and Environmental Hygiene:
"The growing threat of an influenza pandemic presents a unique challenge to healthcare workers, emergency responders, and the civilian population. [OSHA] recommends [NIOSH]-approved respirators to provide protection against infectious airborne viruses in various workplace settings."
https://www.tandfonline.com/doi/abs/10.1080/15459624.2013.818228
#covid #covid19 #pandemic #CovidIsAirborne #CovidIsNotOver #WearAMask #PublicHealth
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