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In general, these figures show that smoking prevalence declined steadily from 1990 to 2006 among all adults and among each subpopulation analyzed

Although Bhatta and Glantz statistically controlled for smoking status when they estimated the association between e-cigarette use and respiratory disease, their model assumed that the association was the same for never smokers, former smokers, and current smokers

After her diagnosis, Wojcicki learned that lung cancer research is significantly underfunded

Here, we analysed self-reported current smokers using interview data and archived urine samples of the baseline examination conducted in 20002003