Columbia subject headings:
Catholic Church--Charities--History.
Catholic hospitals--Italy--History.
Innocent III, Pope, 1160 or 1161-1216.
Ospedale Santo Spirito in Sassia (Rome, Italy)--History.
Harvard subject headings:
Charities--Italy--Rome--History.
Hospitals--Italy--Rome--History.
Innocent III, Pope, 1160 or 1161-1216
Ospedale Santo Spirito in Sassia (Rome, Italy)--History.
Princeton subject headings: