Such crises can result from emerging infections like Severe Acute Respiratory Syndrome (SARS), or a new human influenza pandemic.

这些危机可能是新发传染病造成的，比如严重急性呼吸道综合征（SARS），或者一场新的人类流感大流行。

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Studies suggest that seasonal influenza vaccines could sometimes be associated with an increased risk of Guillain-Barré syndrome on the order of one to two cases per million vaccinated persons.

研究提示季节流感疫苗有时伴有Guillain-Barré综合症大约每百万接种者1-2例，有增加的危险。

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She effectively managed outbreaks of avian influenza and of severe acute respiratory syndrome (SARS).

她有效地处理了禽流感和严重急性呼吸道综合征(SARS)的暴发。

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In the past,children have died or suffered permanent harm from Reye's Syndrome during widespread influenza attacks.

VOA: special.2009.10.20

Several outbreaks of serious infections such as influenza, measles, severe acute respiratory syndrome (Sars) and tuberculosis have been reported on commercial flights.

BBC: In-flight health issues 'on rise'