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Clark County to require masks for people working indoorsJuly 21, 2021 -
UC San Diego research team developing a face-mask sensor that detects COVID-19January 22, 2021 -
Facial camouflage: Hyper-realistic masks let you wear someone else’s faceDecember 16, 2020 -
Kroger Now Requiring Shoppers to Wear Masks in StoresJuly 16, 2020