To contain a measles outbreak, a newly infected person has to work in tandem with state and local health authorities, providing information on when their symptoms began and whom they may have exposed during the nine days they are contagious.
원문출처 : https://www.cnn.com/2019/03/29/health/measles-ny-outbreak-fear-misinformation/index.html
원문출처 : https://www.cnn.com/2019/03/29/health/measles-ny-outbreak-fear-misinformation/index.html