Columbia subject headings:
Harvard subject headings:
Diseases--Europe--History.
Europe--Social conditions--19th century.
Europe--Social conditions--20th century.
Medicine--Europe--History--19th century.
Medicine--Europe--History--20th century.
Public health--Europe--History--19th century.
Public health--Europe--History--20th century.
Social medicine--Europe--History--19th century.
Social medicine--Europe--History--20th century.
Social medicine--Europe--History.
Princeton subject headings:
Diseases--Europe--History.
Europe--Social conditions--19th century.
Europe--Social conditions--20th century.
Medicine--Europe--History--19th century.
Medicine--Europe--History--20th century.
Public health--Europe--History--19th century.
Public health--Europe--History--20th century.
Social medicine--Europe--History--19th century.
Social medicine--Europe--History--20th century.
Social medicine--Europe--History.