Acknowledgements This study was supported by the National Institute on Drug Abuse (ALB (R01 DA20872)), the Tobacco-Related Disease Research Program (ALB (19XT-0135)), and the Department of Veterans Affairs, Office of Research and Development (CSR&D Merit Review Award I01 CX000412 (ALB))
explored exposure risks associated with nondietary dust ingestion for polycyclic aromatic hydrocarbons classified as probable human carcinogens (B2) in THS
Majority of the sample (74.7%) reported their race as White, which is a limitation of the representativeness of the study
12 Thus, we know that during 2010 approximately 23.7 million Americans made a serious quitting attempt of at least 24 hours and that approximately 7 million used NRT, Zyban or Chantix
Moreover, parakeratosis, dyskeratosis, and hyperkeratosis were also detected in smokeless tobacco users [31]