Experts say it's not a question of if, but when, the next global epidemic will happen. But scientists are working to stop the next outbreak in its tracks.
원문출처 : http://edition.cnn.com/2015/02/13/health/are-we-ready-for-global-outbreak/index.html?eref=edition
원문출처 : http://edition.cnn.com/2015/02/13/health/are-we-ready-for-global-outbreak/index.html?eref=edition