Teens who use e-cigarettes are more likely to take up smoking, US study finds.
Seattle.
Michael
M
McCarthy
D000294:Adolescent Behavior; D066300:Electronic Nicotine Delivery Systems; D005260:Female; D006801:Humans; D008297:Male; D012907:Smoking / Q000453:epidemiology*; D062789:Tobacco Products / Q000706:statistics & numerical data*