(Q34371239)
Statements
The influence of school policies on smoking prevalence among students in grades 5-9, Canada, 2004-2005 (English)
Candace I J Nykiforuk
Chris Y Lovato
Allison W Pullman
Peter Halpin
Cornelia Zeisser
Frankie Best
Alan Diener
Steve Manske
15 October 2010
1 reference
1 reference
1 reference