Columbia subject headings:
Drug abuse--Treatment--United States--States--Directories.
Lawyers--Services for--United States--States--Directories.
Lawyers--United States--States--Alcohol use--Directories.
Lawyers--United States--Substance use--Directories.
Harvard subject headings:
Drug abuse--Treatment--United States--States--Directories.
Lawyers--Alcohol use--United States--States--Directories.
Lawyers--Services for--United States--States--Directories.
Lawyers--Substance use--United States--Directories.
Princeton subject headings: