%0 Journal Article %A Russell C Callaghan %A Scott Veldhuizen %A Scott Leatherdale %A Donna Murnaghan %A Steve Manske %T Use of contraband cigarettes among adolescent daily smokers in Canada %D 2009 %R 10.1503/cmaj.090665 %J Canadian Medical Association Journal %U https://www.cmaj.ca/content/cmaj/early/2009/09/08/cmaj.090665.full.pdf