Since March 18, 2009, the Mexican flu type case has assumed the trend of escalation.

3月18日以来，2009年，墨西哥的禽流感类型案件具有升级的趋势。

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If the virus is not, after all, to mutate into "Mexican flu", what then is it to be called?

如果不叫“墨西哥流感”，那这种病毒接下来又会被叫做什么呢？

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The WHO said the virus from 18 of the Mexican patients was the same genetically as a new strain of swine flu, H1N1.

世卫组织指出，墨西哥感染病例中已有18例被证实感染了H1N1型猪流感病毒的一个新毒株。

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Mexican health officials suspect at least one hundred fifty-two people have died from swine flu.

VOA: special.2009.04.29

Hong Kong health authorities closed off the hotel on May 1 after a confirmed swine flu case - a Mexican tourist who stayed there.

VOA: standard.2009.05.08

Earlier Wednesday,health officials announced the first swine flu fatality in the United States was a Mexican baby who was visiting relatives in the state of Texas.

VOA: standard.2009.04.29

The Mexican flu had been especially vicious among the young, though death by other means had not spared any age group.

NPR: Excerpt: 'World Made By Hand'

By Tuesday, Mexican health officials suspect that the swine flu outbreak has caused more than 159 deaths and roughly 2, 500 illnesses.

CNN: World battles swine flu as death toll rises

In 2009, the city quarantined 286 guests staying at a downtown hotel for seven days after a Mexican traveller was confirmed as contracting swine flu.

BBC: Sars legacy still felt in Hong Kong, 10 years on