
BA.2.86, a highly mutated strain that has been found in low levels in the U.S. According to the CDC, BA.2.86 was responsible for less than 1% of infections over the past two weeks in the U.S.The CDC u
bsp; 中国青年报(ID:zqbcyol 整理:陈茜)综合:上游新闻(记者 赵映骥)、网友评论等。 来源:中国青年报官微
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