Influenza pandemics must be taken seriously, precisely because of their capacity to spread rapidly to every country in the world.

Influenza pandemics must be taken seriously, precisely because of their capacity to spread rapidly to every country in the world.

必须认真对待流感大流行，因为它们有能力迅速传播到世界上的每个国家。

-- Margaret Chan 陈冯富珍