Fig. 5.
Pooling window for applying meta-analytic methods to estimate the reduced number of cardiovascular hospital admissions in the year 2013 to meet an annual PM2.5 standard of 12 μg/m3.
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.