Columbia subject headings:
Antitrust law--United States.
Class actions (Civil procedure)--United States.
Drugs--Law and legislation--United States.
Harvard subject headings:
Antitrust law--United States
Class actions (Civil procedure)--United States
Drugs--Law and legislation--United States.
Princeton subject headings:
Antitrust law--United States.
Class actions (Civil procedure)--United States.
Drugs--Law and legislation--United States.