Canada severely limits means for conveying tobacco companies' messages to potential users.
Sternberg
K
K
D000293:Adolescent; D000328:Adult; D000329:Advertising / Q000331:legislation & jurisprudence*; D000368:Aged; D000369:Aged, 80 and over; D002170:Canada; D006801:Humans; D008875:Middle Aged; D012907:Smoking / Q000401:mortality; D000074606:Smoking Prevention; D014481:United States