Columbia subject headings:
Russo-Polish War, 1919-1920--Health aspects--Ukraine.
Ukraine--History--Revolution, 1917-1921--Health aspects.
Harvard subject headings:
Famines--Ukraine
Russo-Polish War, 1919-1920--Health aspects--Ukraine.
Ukraine--History--Revolution, 1917-1921--Blockades.
Ukraine--History--Revolution, 1917-1921--Health aspects.
Princeton subject headings:
Russo-Polish War, 1919-1920--Health aspects--Ukraine.
Ukraine--History--Revolution, 1917-1921--Health aspects.