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.
Distribution of age of patients with cough. The number of patients with acute and subacute cough is larger under the age of 40 years compared to the number of patients with chronic cough. The number of patients with chronic cough was larger compared to the number of patients with acute and subacute cough in most of the generation aged more than 50 years.
