University of Virginia Library

THE EVOLUTION OF
MODERN MEDICINE

A SERIES OF LECTURES DELIVERED AT
YALE UNIVERSITY ON THE SILLIMAN
FOUNDATION IN APRIL, 1913

By

Sir WILLIAM OSLER, Bart., M.D., F.R.S.

NEW HAVEN
YALE UNIVERSITY PRESS
LONDON . HUMPHREY MILFORD . OXFORD UNIVERSITY PRESS COPYRIGHT, 1921, BY YALE UNIVERSITY PRESS PRINTED IN THE UNITED STATES OF AMERICA