Stanfill, Stephen B.; Connolly, Gregory N.; Zhang, Liqin; Jia, Lily T.; Henningfield, Jack E.; Richter, Patricia; Lawler, Tameka S.; Ayo-Yusuf, Olalekan A.; Ashley, David L.; Watson, Clifford H.(BMJ, 2011-06-22)
OBJECTIVE: Oral tobacco products contain nicotine and
carcinogenic tobacco-specific N-nitrosamines (TSNAs)
that can be absorbed through the oral mucosa. The aim
of this study was to determine typical pH ranges ...