1. Comparison of Serum Cotinine Concentration within and across Smokers of Menthol and Nonmenthol Cigarette Brands among Non-Hispanic Black and Non-Hispanic White U.S. Adult Smokers, 2001–2006 Caraballo, Ralph S.; Holiday, David B.; Stellman, Steven D.; Mowery, Paul D.; Giovino, Gary A.; Muscat, Joshua E.; Eriksen, Michael P.; Bernert, John T.; Richter, Patricia A.; Kozlowski, Lynn T. 2011 Articles Epidemiology
2. Time to First Cigarette after Waking Predicts Cotinine Levels Muscat, Joshua E.; Stellman, Steven D.; Caraballo, Ralph S.; Richie, Jr., John P. 2009 Articles Epidemiology