P. C. AKHTAR ;
D. B. CURRIE ;
C. E. CURRIE ;
S. J. HAW
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2007
Dans British Medical Journal (Vol.335, n°7619, 15 September 2007) Article : Périodique
Dans British Medical Journal (Vol.335, n°7619, 15 September 2007) Article : Périodique
Objective: To detect any change in exposure to secondhand smoke among primary schoolchildren after implementation of smoke-free legislation in Scotland in March 2006. Design: Comparison of nationally representative, cross sectional, class based [...]
Historique