Americans Must Tighten Up, or Double Up, Their Masks, C.D.C. Says


By BY RONI CARYN RABIN
Health
https://ift.tt/3d1xQBO
With the vaccine rollout moving slowly and contagious coronavirus variants spreading, the agency said masks still offered powerful protection — if worn correctly.
New York Times
your-feed-science, Protective Clothing and Gear, Vaccination and Immunization, Filters, Deaths (Fatalities), Coronavirus (2019-nCoV), Coronavirus Reopenings
February 11, 2021 at 12:08AM

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