WHO: XBB.1.5 MOST TRANSMISSIBLE OMICRON SUB-VARIANT SO FAR BUT NO CHANGE IN SEVERITY SEEN YET
Who: Xbb.1.5 Most Transmissible Omicron Sub-Variant So Far But N…
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WHO: XBB.1.5 MOST TRANSMISSIBLE OMICRON SUB-VARIANT SO FAR BUT NO CHANGE IN SEVERITY SEEN YET