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.
Euler diagram displaying share (numbers) of subjects meeting various definitions for subclinical tuberculosis. Definition 1: no cough persisting for ≥2 weeks, irrespective of other symptoms. subclinical tuberculosis; definition 2: no cough, fever, night sweats, or weight loss for any duration of time, irrespective of chest pain.
