Columbia subject headings:
Harvard subject headings:
Children with mental disabilities--Germany--Waldniel--History--20th century.
Euthanasia--Germany--Waldniel--History--20th century.
Medical personnel--Germany--Waldniel--Biography.
National socialism and medicine--Germany--Waldniel.
Princeton subject headings:
Children with mental disabilities--Germany--Waldniel.
Euthanasia--Germany--Waldniel.
Medical personnel--Germany--Waldniel--Biography.
National socialism and medicine.