来源: 皇爷 2020-02-23 07:20:44 [] [旧帖] [给我悄悄话] 本文已被阅读: 0 次 (462 bytes)
Initially called an "outbreak", widespread H1N1 infection was first recognized in the state of Veracruz, Mexico, with evidence that the virus had been present for months before it was officially called an "epidemic".[11] The Mexican government closed most of Mexico City's public and private facilities in an attempt to contain the spread of the virus; however, it continued to spread globally, and clinics in some areas were overwhelmed by infected people.
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