Columbia subject headings:
Biological arms control--Congresses.
Chemical arms control--Congresses.
Terrorism--Congresses.
Terrorism--Prevention--Congresses.
Harvard subject headings:
Biological arms control--Congresses.
Bioterrorism--Prevention--Congresses.
Chemical arms control--Congresses.
Chemical terrorism--Prevention--Congresses.
Terrorism (International law)--Congresses.
Princeton subject headings:
Biological arms control--Congresses.
Chemical arms control--Congresses.
Terrorism--Congresses.
Terrorism--Prevention--Congresses.