TY - JOUR T1 - Shocking, graphic cigarette packages are a deterrent: study JF - Canadian Medical Association Journal JO - CMAJ SP - 1601 LP - 1601-a VL - 162 IS - 11 AU - Ken Kilpatrick Y1 - 2000/05/30 UR - http://www.cmaj.ca/content/162/11/1601.2.abstract ER -