• Brenda Goodman
• 03 Jan, 2023

the result has been a gradual rise in cases and hospitalizations that never seemed to reach the peaks of this summer’s BA.5 wave and was certainly nothing like the tsunami of illness caused by the original Omicron strain a year ago. But on Friday, the US Centers for Disease Control and Prevention’s Covid-19 variant dashboard revealed a new dark horse that could soon sweep the field: XBB.1.5.
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