Figure 1. ZIP code locations of the study population geocoded on the PM2.5 surface, modeled with 2000 PM2.5 data, and distribution of individually assigned concentrations.
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.