Columbia subject headings:
Substance abuse--Patients--Counseling of--United States.
Substance abuse--Patients--Counseling of.
Substance abuse--Treatment--United States.
Substance abuse--Treatment.
Harvard subject headings:
Substance abuse--Patients--Counseling of--United States.
Substance abuse--Treatment--United States
Princeton subject headings:
Substance abuse--Patients--Counseling of--United States.
Substance abuse--Treatment--United States.