Columbia subject headings:
Drug abuse--Abstracts.
Drug abuse--Periodicals--Indexes.
Psychotropic drugs--Abstracts.
Psychotropic drugs--Periodicals--Indexes.
Harvard subject headings:
Drug abuse--Abstracts.
Drug abuse--Periodicals--Indexes.
Psychotropic drugs--Abstracts.
Psychotropic drugs--Periodicals--Indexes.
Princeton subject headings:
Drug abuse--Abstracts.
Drug abuse--Periodicals--Indexes.
Psychotropic drugs--Abstracts.
Psychotropic drugs--Periodicals--Indexes.