Leads from the MMWR. Recent trends in tobacco consumption--Canada and other countries.
D000293:Adolescent; D000328:Adult; D002170:Canada; D005260:Female; D005387:Finland; D006801:Humans; D008297:Male; D010947:Plants, Toxic; D012907:Smoking; D013223:Statistics as Topic; D014030:Tobacco, Smokeless; D014481:United States