Columbia subject headings:
Drugs--Research--United States--Handbooks, manuals, etc.
Harvard subject headings:
Drugs--Research--United States--Handbooks, manuals, etc.
Pharmaceutical policy--United States--Handbooks, manuals, etc.
Princeton subject headings:
Drugs--Research--United States--Handbooks, manuals, etc.
Pharmaceutical policy--United States--Handbooks, manuals, etc.