The CDC says the number of U.S. measles cases climbed to 880 last week. Most of the new measles cases are reported in New York. This year is already the worst year for measles since it was declared eliminated in the U.S. in 2000.
The CDC says the number of U.S. measles cases climbed to 880 last week. Most of the new measles cases are reported in New York. This year is already the worst year for measles since it was declared eliminated in the U.S. in 2000.