Fig 1. Estimated Tuberculosis prevalence (the number of cases of all TB forms in a population at a given point in time, expressed as a rate per 100 000 population) in Liberia from 1999 to 2013.
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.