Four European countries have lost their measles-free status as the region suffers a significant setback in eliminating the disease, according to the World Health Organization (WHO).
원문출처 : https://www.cnn.com/2019/08/29/health/europe-measles-outbreaks-scli-intl/index.html
원문출처 : https://www.cnn.com/2019/08/29/health/europe-measles-outbreaks-scli-intl/index.html