CHICAGO (CBS) -- Remember the pop-up COVID-19 testing centers that helped track the spread of the virus at the peak of the pandemic? Many were small businesses run by entrepreneurs without deep ...
If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or clinic to get a polymerase chain reaction (PCR) test. A health care ...
The question quickly arose whether existing rapid antigen tests could detect newly emerging variants. Using clinical samples obtained from diagnostic labs throughout the U.S. from 2020 to 2023, the ...
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