Columbia subject headings:
Harvard subject headings:
Eugenics--Germany--History--20th century
Euthanasia--Germany--History--20th century
Involuntary sterilization--Germany
National socialism and medicine
Princeton subject headings:
Eugenics--Germany--History--20th century.
Euthanasia--Germany--History--20th century.
Involuntary sterilization--Germany.
National socialism and medicine.