Covid variants, XBB
vendredi 6 janvier 2023 à 13:16The XBB variant of Covid-19 is becoming dominant in the US, because it is more infectious than previous variants. The new bivalent vaccine does some good against it.
Site original : Richard Stallman's Political Notes
The XBB variant of Covid-19 is becoming dominant in the US, because it is more infectious than previous variants. The new bivalent vaccine does some good against it.