Fig 2.
Overall and country specific short term ozone-mortality association, expressed as relative risk per 10 µg/m3 increase in ozone (O3, maximum eight hour average) (lag 01)
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.