Columbia subject headings:
Drugs--Law and legislation--United States.
Generic drugs--United States.
Patent laws and legislation--United States.
Pharmaceutical biotechnology--Law and legislation--United States.
United States. Food and Drug Administration--Evaluation.
Harvard subject headings:
Drugs--Law and legislation--United States.
Generic drugs--United States.
Patent laws and legislation--United States.
Pharmaceutical biotechnology--Law and legislation--United States.
United States. Food and Drug Administration--Evaluation.
Princeton subject headings:
Drugs--Law and legislation--United States.
Generic drugs--United States.
Patent laws and legislation--United States.
Pharmaceutical biotechnology--Law and legislation--United States.
United States. Food and Drug Administration--Evaluation.