Columbia subject headings:
World War, 1939-1945--Medical care.
Harvard subject headings:
United States--Armed Forces--Medical care.
United States--Armed Forces--Medical personnel.
United States. Army Air Forces--History--World War, 1939-1945.
World War, 1939-1945--Medical care.
Princeton subject headings:
World War, 1939-1945--Medical and sanitary affairs.