how does chewing tobacco get into your bloodstream Smokeless tobacco: Just an issue for blue-collar workers? The Many Dangers of Tobacco
Description
Available at: Accessed (13 Jan 2015)

A piece of tobacco is placed between the cheek and lower lip, typically near the back of the mouth

Notably, a Korean casecontrol study identified both active and passive smoking as independent risk factors for PBC (OR: 2.03

Changes in smoker profiles with changes in nicotine and tar deliveries, both on and off smoking profile recorders
