When the World Health Organization declared in 2000 that the United States had eliminated measles, it was hailed as one of the biggest public health achievements in the nation's history.
원문출처 : https://www.cnn.com/2019/08/28/health/us-measles-elimination-status-in-jeopardy/index.html
원문출처 : https://www.cnn.com/2019/08/28/health/us-measles-elimination-status-in-jeopardy/index.html