Figure 1.
Geographic distribution and spread of Chikungunya virus (CHIKV) and its two urban vectors, A. aegypti and A. albopictus. Modified from reference [42], with permission.
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.