Pennsylvania is the worst hit state, with at least 1,338 cases of measles confirmed in 44 counties so far this year, according to the Pennsylvania Department of Health.
(Image credit: Matt Rourke)
[Image text:] pennsylvania DEPARTMENT OF HEALTH
Pennsylvania is the worst hit state, with at least 1,338 cases of measles confirmed in 44 counties so far this year, according to the Pennsylvania Department of Health.(Image credit: Matt Rourke)
Pennsylvania is the worst hit state, with at least 1,338 cases of measles confirmed in 44 counties so far this year, according to the Pennsylvania Department of Health.
(Image credit: Matt Rourke)
[Image text:] pennsylvania DEPARTMENT OF HEALTH