Fig. 2.
Distribution of total direct costs according to asthma severity. Cumulative percentage of total cost per category of severity among the different cost components
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.