Columbia subject headings:
American Medical Association--History--20th century.
Medical care--United States--History--20th century.
Medical policy--United States--History--20th century.
Harvard subject headings:
American Medical Association--History--20th century.
Council on Pharmacy and Chemistry (American Medical Association)
Medical care--United States--History--20th century.
Medical policy--United States--History--20th century.
Princeton subject headings:
American Medical Association--History--20th century.
Medical care--United States--History--20th century.
Medical policy--United States--History--20th century.