Fig 1. Number of measles cases and incidence from 2005 to 2017.
Source: National Notifiable Disease Reporting System (NNDRS).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.