Columbia subject headings:
Harvard subject headings:
Hospitals--Italy--Bologna--History--20th century.
Hospitals--Italy--Bologna--History.
Medical care--Italy--Bologna--History--20th century.
Medicine--Italy--Bologna--History--20th century.
World War, 1939-1945--Italy--Bologna.
Princeton subject headings:
Hospitals--Italy--Bologna--History.
World War, 1939-1945--Italy--Bologna.