RT Article T1 Unpacking differences among estimates of cigarette smoking prevalence in US adults as measured by the Behavioral Risk Factor Surveillance System (BRFSS), National Health Interview Survey (NHIS) and National Survey on Drug use and Health (NSDUH) from 2002-2011 A1 Haibach, Jeffrey A2 Giovino, Gary A. LA English PB APHA YR 2013 UL https://krimdok.uni-tuebingen.de/Record/1912736004 K1 Konferenzschrift ; 2013 ; Boston, MA