Infectious disease expert Michael Osterholm, who has been warning for a decade and a half about the possibility of a global pandemic, said the coronavirus we're fighting is at least as infectious as the one that killed an estimated 50 million people in the 1918 flu worldwide outbreak.


원문출처 : https://www.cnn.com/2020/04/21/opinions/bergen-osterholm-interview-two-opinion/index.html