World Global Health: Measles Outbreak Now at 880 Cases, With Fastest Growth Still in New York May 20, 2019May 21, 2019DONALD G. McNEIL Jr.Comments Off on Global Health: Measles Outbreak Now at 880 Cases, With Fastest Growth Still in New York Warming weather usually slows transmission of the virus, but it is not clear that this outbreak is fading, experts said.
