84
Participants
Start Date
February 28, 2002
Primary Completion Date
June 20, 2017
Study Completion Date
June 20, 2017
ozone
0.4 ppm ozone for 2 hours
US EPA Human Studies Facility, Chapel Hill
Environmental Protection Agency (EPA)
FED
National Institute of Environmental Health Sciences (NIEHS)
NIH
University of North Carolina, Chapel Hill
OTHER