BF.7, the Omicron sub-variant driving the surge in China
The current increase in Covid-19 infections in China is thought to be caused by the BF.7 sub-variant of Omicron that is circulating there. This isn’t the first time BF.7 has made headlines; in October, it began to displace the variations that were prominent in the United States and other European countries at the time. What […]
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