Columbia subject headings:
Harvard subject headings:
Cigarettes--Prices--Government policy--United States.
Tobacco industry--Law and legislation--United States
Tobacco use--United States--Prevention.
Youth--Tobacco use--United States--Prevention
Princeton subject headings:
Cigarettes--Prices--Government policy--United States.
Tobacco industry--Law and legislation--United States.
Tobacco use--United States--Prevention.
Youth--Tobacco use--United States--Prevention.