Columbia subject headings:
Drug abuse--Treatment--Congresses.
Teenagers--Drug use--Congresses.
Teenagers--Services for--United States--Handbooks, manuals, etc.
Harvard subject headings:
Drug abuse--Treatment--Congresses
Teenagers--Drug use--Congresses.
Teenagers--Services for--United States--Congresses.
Princeton subject headings:
Drug abuse--Treatment--Congresses.
Teenagers--Drug use--Congresses.
Teenagers--Services for--United States--Congresses.