Columbia subject headings:
Harvard subject headings:
Bremen (Germany)--History--20th century.
Children with disabilities--Crimes against--Germany--Bremen--History--20th century.
Children with mental disabilities--Crimes against--Germany--Bremen--History--20th century.
Euthanasia--Germany--Bremen--History--20th century.
Involuntary sterilization--Germany--Bremen--History--20th century.
National socialism and medicine--Germany--Bremen.
Psychiatric hospital care--Germany--Bremen--History--20th century.
Teenagers with disabilities--Crimes against--Germany--Bremen--History--20th century.
Teenagers with mental disabilities--Crimes against--Germany--Bremen--History--20th century.
Princeton subject headings:
Bremen (Germany)--History--20th century.
Children with disabilities--Crimes against--Germany--Bremen--History--20th century.
National socialism and medicine--Germany--Bremen.
Youth with disabilities--Crimes against--Germany--Bremen--History--20th century.