Fig 2. Isoniazid preventive therapy (IPT) cascade for contacts 5–19 years old exposed to drug-sensitive pulmonary TB, by tuberculin skin test (TST) status (N = 65).
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.