Youth smoking in Ontario 1981-1997: a cause for concern.
Hobbs
F M
FM
Ontario Tobacco Research Unit, University of Toronto.
Pickett
W
W
Ferrence
R G
RG
Brown
K S
KS
Madill
C
C
Adlaf
E M
EM
D000293:Adolescent; D000294:Adolescent Behavior; D016000:Cluster Analysis; D003430:Cross-Sectional Studies; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D009864:Ontario / Q000453:epidemiology; D015995:Prevalence; D012907:Smoking / Q000453:epidemiology*