Figure 1. Map of Vietnam indicating cholera endemic areas in the Central coastal regions and in the South where cholera vaccines were used from 1997 to 2005.
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.