Columbia subject headings:
Drugs--Physiological effect.
Marijuana.
Narcotic laws--United States.
Youth--Drug use--United States.
Harvard subject headings:
Drugs of abuse--Law and legislation--United States--Criminal provisions
Drugs--Physiological effect.
Marijuana
Narcotic laws--United States
Teenagers--Drug use--United States
Youth--Drug use--United States
Princeton subject headings:
Drugs--Physiological effect.
Marijuana.
Narcotic laws--United States.
Youth--Drug use--United States.