PT - JOURNAL ARTICLE ED - , TI - The lighter side DP - 2009 Feb 01 TA - Tobacco Control PG - 21--21 VI - 18 IP - 1 4099 - http://tobaccocontrol.bmj.com/content/18/1/21.short 4100 - http://tobaccocontrol.bmj.com/content/18/1/21.full SO - Tob Control2009 Feb 01; 18