The new coronavirus variant spreading rapidly in England does not appear to cause more serious illness, according to the first matched study of people infected with the new B.1.1.7 strain against those with other variants.
对新冠病毒新变种B.1.1.7感染者与其他毒株感染者进行的首项对照研究显示,在英格兰迅速传播的这种新毒株似乎不会导致更严重症状。
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