Columbia subject headings:
Harvard subject headings:
Canada. Canadian Army--Biography.
McCrae, John
McCrae, John, 1872-1918
Physicians--Canada--Biography
Poets, Canadian--20th century--Biography
Soldiers--Canada--Biography
World War, 1914-1918--Literature and the war
Princeton subject headings:
Canada. Canadian Army--Biography.
McCrae, John, 1872-1918.
Physicians--Canada--Biography.
Poets, Canadian--20th century--Biography.
Soldiers--Canada--Biography.
World War, 1914-1918--Literature and the war.