Columbia subject headings:
Drug control--New York (State)--New York.
Heroin abuse--Treatment--New York (State)
Heroin.
Harvard subject headings:
Drug control--New York (State)--New York
Heroin abuse--Treatment--New York (State)
Heroin.
Princeton subject headings:
Drug control--New York (State)--New York.
Heroin abuse--Treatment--New York (State).
Heroin.