Historique
S. LEWIS ;
M. ANTONIAK ;
W. BROWNE
|
2004
Dans American Journal of Epidemiology (Vol.159, n°2, January 2004) Article : Périodique
Dans American Journal of Epidemiology (Vol.159, n°2, January 2004) Article : Périodique
Adolescent smokers tend to have peers who smoke, but it is unclear whether this arises from self-selection of smoking peers or whether this is a causal effect on the uptake of smoking (incident smoking). The authors used school tutor group curre[...]
