Choice of denominator in studies of cigarette purchases by minors.
Nyhuis
A
A
Schoenmakers
I
I
Rissel
C
C
D000293:Adolescent; D000328:Adult; D002648:Child; D003132:Commerce; D005260:Female; D006801:Humans; D016015:Logistic Models; D008297:Male; D009517:New South Wales; D016017:Odds Ratio; D012907:Smoking / Q000191:economics; D000074606:Smoking Prevention