Columbia subject headings:
Harvard subject headings:
Child mental health services--Germany--Berlin--History--20th century.
Child psychiatry--Germany--Berlin--History--20th century.
Kramer, Franz, 1883-
Leyen, Ruth von der, 1888-1935.
Problem children--Germany--Berlin--History--20th century.
Princeton subject headings:
Child mental health services--Germany--Berlin--History--20th century.
Child psychiatry--Germany--Berlin--History--20th century.
Problem children--Germany--Berlin--History--20th century.