SARS, swine flu and Ebola took everyone by surprise, yet public health officials around aren't prepared for the next outbreak, according to the WHO director.
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