Columbia subject headings:
Harvard subject headings:
Bonhoeffer, Karl, 1868-1948--Congresses.
Hitler, Adolf, 1889-1945--Congresses.
Involuntary sterilization--Germany--History--Congresses.
Karl-Bonhoeffer-Nervenklinik
Karl-Bonhoeffer-Nervenklinik--History--Congresses.
Neurologists--Germany--Biography--Congresses.
Psychiatrists--Germany--Biography--Congresses.
Psychiatry--Ethics--Congresses.
Princeton subject headings:
Bonhoeffer, Karl, 1868-1948--Congresses.
Hitler, Adolf, 1889-1945--Congresses.
Involuntary sterilization--Germany--History--Congresses.
Karl-Bonhoeffer-Nervenklinik--History--Congresses.
Neurologists--Germany--Biography--Congresses.
Psychiatrists--Germany--Biography--Congresses.
Psychiatry--Ethics--Congresses.