意大利一个小区在两个月内实现群体免疫,这个是事实。
回答: 群体免疫是个漫长的过程,不要说重症会搞垮医疗系统。目前全民测试也还做不到,做到也需要远超过2个月的时间。Heard immuni
由 Timshel
于 2020-04-13 10:24:53
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