Differences in the reported prevalence of adolescents who have never smoked.
Abernathy
T
T
D000293:Adolescent; D000294:Adolescent Behavior; D000416:Alberta / Q000453:epidemiology; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D008297:Male; D015995:Prevalence; D011446:Prospective Studies; D012907:Smoking / Q000453:epidemiology*