Columbia subject headings:
Harvard subject headings:
Medical education--History--18th century--Congresses.
Medical education--History--19th century--Congresses.
Medicine--History--18th century--Congresses.
Medicine--History--19th century--Congresses.
Princeton subject headings:
Medical education--History--18th century--Congresses.
Medical education--History--19th century--Congresses.
Medicine--History--18th century--Congresses.
Medicine--History--19th century--Congresses.