BA.2 (sub variant Omicron): symptoms, cases in France, contagion
© ShutterstockSUMMARY :BA.2: how many cases in France?What symptoms?Contagion: what do we know about BA.2?Is BA.2 more severe than BA.1?What ...
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BA.2 (sub variant Omicron): it is one and a half times more contagious, according to a Danish study
© ShutterstockWhile the Omicron variant circulates at significant levels throughout the world, three sub-lineages of Omicron have been defined: BA.1, ...
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