Historique
N. A. RIGOTTI ;
J. R. DiFRANZA ;
Y. CHANG ;
T. TISDALE ;
B. KEMP ;
D. E. SINGER
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1997
Dans New England Journal of Medicine (Vol.337, n°15, October 9, 1997) Article : Périodique
Dans New England Journal of Medicine (Vol.337, n°15, October 9, 1997) Article : Périodique
BACKGROUND: Enforcing laws banning tobacco sales to minors is widely advocated as a way to reduce young people's access to tobacco and tobacco use. Whether this approach is successful is not known.
METHODS: In a two-year controlled study, we a[...]
