Columbia subject headings:
Osler, William, Sir, 1849-1919.
Physicians--Canada--Biography.
Physicians--Canada--Correspondence.
Harvard subject headings:
Osler, William, Sir, 1849-1919
Physicians--Canada--Biography
Physicians--Canada--Correspondence.
Princeton subject headings:
Osler, William, Sir, 1849-1919.
Physicians--Canada--Biography.
Physicians--Canada--Correspondence.