Columbia subject headings:
Drugs--United States--Safety measures--Congresses.
Drugs--United States--Testing--Congresses.
United States. Food and Drug Administration--Rules and practice.
Harvard subject headings:
Drugs--United States--Safety measures--Congresses.
Drugs--United States--Testing--Congresses.
United States. Food and Drug Administration--Rules and practice.
United States. Food and Drug Administration.
Princeton subject headings: