80
Participants
Start Date
June 30, 2005
Primary Completion Date
January 31, 2009
Study Completion Date
January 31, 2009
Smoking Abstinence
Smokers were scanned after having quitting smoking for 24 hours, and scanned after smoking as usual.
Duke University Medical Center, Durham
Lead Sponsor
National Institutes of Health (NIH)
NIH
Duke University
OTHER