Cigarette Brand Preference Among Middle and High School Students Who Are Established Smokers — United States, 2004 and 2006
MMWR. Morbidity and mortality weekly report, 2009-02, Vol.58 (5), p.112-115COPYRIGHT 2009 U.S. Government Printing Office ;Copyright (c) 2009 Public Domain ;ISSN: 0149-2195 ;EISSN: 1545-861X ;PMID: 19214160
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