Columbia subject headings:
Euthanasia--Government policy--Germany--History--20th century.
Medical ethics--Germany--History--20th century.
World War, 1939-1945--Atrocities.
Harvard subject headings:
Euthanasia--Government policy--Germany--History--20th century.
Medical ethics--Germany--History--20th century
World War, 1939-1945--Atrocities.
Princeton subject headings:
Euthanasia--Government policy--Germany--History--20th century.
Medical ethics--Germany--History--20th century.
World War, 1939-1945--Atrocities.