Snus focus of yearlong study

(Winston-Salem Journal) A University of South Carolina researcher is preparing to answer two questions with widespread implications for the tobacco industry and public-health community.
Can a smokeless product, in this instance Camel Snus, contribute to a smoker quitting cigarettes — particularly one who doesn't want to stop?
If it does, could an increase in use of smokeless-tobacco products over cigarettes cause a net harm to the population? Continued