Columbia subject headings:
Harvard subject headings:
Eugenics--Germany--History--20th century
Euthanasia--Germany--History--20th century
Involuntary sterilization--Germany--History--20th century.
National socialism and medicine--History.
Patients--Psychology
World War, 1939-1945--Atrocities.
Princeton subject headings:
Euthanasia--Moral and ethical aspects--Germany.
Involuntary sterilization--Moral and ethical aspects--Germany.
National socialism and medicine.