Jennykaede: Airline travel has a significant effect on the spread of influenza, a new study reports, raising the question of whether flight restrictions may be helpful in controlling a pandemic.

• 一项新的研究显示,搭乘飞机出行对流感的传播有重要的影响,由此提出一个问题:是否限制飞行对控制全球性的流感有帮助。