Barry A. Klinger, 2 June 2021
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August 2021: Policy Below is No Longer In Effect
Chart is meant to be a quick reference. For precise definition of requirements, see complete policy, Covid- 19 Public Health and Safety Precautions - Face Coverings.
From the beginning of the Pandemic...
Barry A. Klinger, George Mason University, March 19, 2020 Back to Klinger Home Page
[More information at: Original Source of Chart]
Last modified: 12 August 2021