Preventive Medicine · 2003 · 35 citations · 18 references
DentistryToxicologySalivary DiagnosticsSalivary BiomarkersSalivary GlandsTobacco Use
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Nicotine Metabolism and Intake in Black and White Smokers
Elíseo J. Pérez-Stable · JAMA · 1998 · 633 citations
Gonghuan Yang, Lixin Fan, Jian Tan et al. · JAMA · 1999 · 608 citations
Racial and Ethnic Differences in Serum Cotinine Levels of Cigarette Smokers
Ralph S. Caraballo, Gary A. Giovino, Terry F. Pechacek et al. · JAMA · 1998 · 452 citations