Columbia subject headings:
Drug abuse--Treatment--United States--Congresses.
Drug abuse--United States--Prevention--Congresses.
Marijuana--United States--Congresses.
Harvard subject headings:
Drug abuse--Treatment--United States--Congresses.
Drug abuse--United States--Prevention--Congresses.
Marijuana--United States--Congresses.
Princeton subject headings:
Drug abuse--Treatment--United States--Congresses.
Drug abuse--United States--Prevention--Congresses.
Marijuana--United States--Congresses.