TI - STate-specific secondhand smoke exposure and current cigarette smoking among adults—united states, 2008 PT - JOUR DP - 2009 TA - JAMA pages = {2654-2656}, VI - 302 IP - 24 AID - [doi] 4100 - http://dx.doi.org/ SO - JAMA December 23, 2009 302(24):2654