NEW YORK -- Should you take your COVID tests by swabbing your throat instead of your nostril? ABC's Chief Medical Correspondent Dr. Jen Ashton says it really depends on the test. Dr. Ashton joined ...
Swabbing the nose with a rapid antigen test will not reliably detect the omicron variant in the first few days of an infection, so manufacturers should seek U.S. approval to allow users to safely ...
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