Columbia subject headings:
Drug traffic--United States.
Drugs of abuse--United States.
Ecstasy (Drug)--United States.
Youth--Drug use--United States.
Harvard subject headings:
Drug traffic--United States
Drugs of abuse--United States.
Ecstasy (Drug)--United States.
Youth--Drug use--United States
Princeton subject headings:
Drug traffic--United States.
Drugs of abuse--United States.
Ecstasy (Drug)--United States.
Youth--Drug use--United States.