Nine children died in that outbreak, according to the Philadelphia Department of Public Health.
https://www.cnn.com/2019/03/07/health/measles-josh-nerius/index.html
By Elizabeth Cohen
Nine children died in that outbreak, according to the Philadelphia Department of Public Health.
https://www.cnn.com/2019/03/07/health/measles-josh-nerius/index.html
By Elizabeth Cohen