PT - JOURNAL ARTICLE ED - , TI - Tobacco warnings are winners DP - 2002 Sep 03 TA - Canadian Medical Association Journal PG - 524--524-a VI - 167 IP - 5 4099 - http://www.cmaj.ca/content/167/5/524.2.short 4100 - http://www.cmaj.ca/content/167/5/524.2.full SO - CMAJ2002 Sep 03; 167