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.
Cohort diagram of patients with multidrug-resistant tuberculosis (MDR TB) depicting rates of acquired drug resistance, Georgia, March 2009–October 2012. XDR TB, extensively drug-resistant tuberculosis; OFL, ofloxacin; S, susceptible; CAP, capreomycin; KAN, kanamycin; R, resistant.
