Columbia subject headings:
American Polish Typhus Relief Expedition (1919-1921)
Medical assistance, American--Poland.
Poland--History--Wars of 1918-1921--Health aspects.
Poland--History--Wars of 1918-1921--Medical care.
Typhus fever--Poland--Prevention.
Harvard subject headings:
American Polish Typhus Relief Expedition (1919-1921)
Medical assistance, American--Poland.
Poland--History--Wars of 1918-1921--Health aspects.
Poland--History--Wars of 1918-1921--Medical care.
Typhus fever--Poland--Prevention.
Princeton subject headings:
American Polish Typhus Relief Expedition (1919-1921)
Medical assistance, American--Poland.
Poland--History--Wars of 1918-1921--Medical and sanitary affairs.
Typhus fever--Poland--Prevention.