Columbia subject headings:
Harvard subject headings:
Hospitals--Austria--History--Congresses.
Hospitals--Germany--History--Congresses.
Hospitals--Switzerland--History--Congresses.
Monasteries--Austria--History--Congresses.
Monasteries--Germany--History--Congresses.
Monasteries--Switzerland--History--Congresses.
Prisons--Austria--History--Congresses.
Prisons--Germany--History--Congresses.
Prisons--Switzerland--History--Congresses.
Princeton subject headings:
Correctional institutions--Europe--History--Congresses.
Hospitals--Europe--History--Congresses.
Monasteries--Europe--History--Congresses.