Columbia subject headings:
Drug adulteration.
Drugs--Law and legislation.
Food adulteration and inspection--United States.
Food law and legislation--United States.
Harvard subject headings:
Drug adulteration
Drugs--Analysis
Drugs--Law and legislation
Food adulteration and inspection--United States
Food law and legislation--United States
Princeton subject headings:
Drug adulteration.
Drugs--Analysis.
Drugs--Law and legislation.
Food adulteration and inspection--United States.
Food law and legislation--United States.