Monica Gandhi MD, MPH on Twitter
“To be specific for maximal protection for individual: N95, KN95, KF94, FFP2, double mask (cloth + surgical) or surgical mask but knotted and tucked https://t.co/dgMuyuLGWD via @WSJ”
“To be specific for maximal protection for individual: N95, KN95, KF94, FFP2, double mask (cloth + surgical) or surgical mask but knotted and tucked https://t.co/dgMuyuLGWD via @WSJ”
As cases of the Omicron variant continue to surge across the nation, and in the Bay Area, doctors say it now maybe time to upgrade your mask. Health experts say single layer cloth or surgical masks ma
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