Columbia subject headings:
African Americans--Medical care--History.
Human experimentation in medicine--United States--History.
Informed consent (Medical law)--United States.
Harvard subject headings:
African Americans--Medical care--History.
Human experimentation in medicine--United States--History.
Informed consent (Medical law)--United States.
Princeton subject headings:
African Americans--Medical care--History.
Human experimentation in medicine--United States--History.
Informed consent (Medical law)--United States.