Columbia subject headings:
Charities--Europe--History--To 1500--Congresses.
Hospitals, Medieval--Europe--Congresses.
Urban poor--Services for--History--To 1500--Congresses.
Harvard subject headings:
Charities--Europe--History--To 1500--Congresses.
Hospitals, Medieval--Europe--Congresses.
Urban poor--Services for--History--To 1500--Congresses.
Princeton subject headings:
Charities--Europe--History--To 1500--Congresses.
Hospitals, Medieval--Europe--Congresses.
Urban poor--Services for--History--To 1500--Congresses.