What happened to the old COVID variants, like Delta? Could they come back? Submitted by number1dork t3_120rixo on March 24, 2023 at 5:29 PM in askscience 209 comments 3,359
SaltConfiscation t1_jdkkcos wrote on March 25, 2023 at 1:42 AM Reply to comment by Alwayssunnyinarizona in What happened to the old COVID variants, like Delta? Could they come back? by number1dork I understand. I'll check with my doc. Thanks for the response. Permalink Parent 1
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