Concomitants of smoking among high school students.
D000293:Adolescent; D000367:Age Factors; D000428:Alcohol Drinking; D001290:Attitude; D001519:Behavior; D002170:Canada; D005260:Female; D006801:Humans; D008297:Male; D012574:Schools; D012737:Sex Factors; D012907:Smoking; D013334:Students