© 2002 American Public Health Association
1 From: Social Insurance With Special Reference to American Conditions. New York: Henry Holt Company; 1913:301317.
THE GREAT DISCOVERIES of Metchnikoff have given the human race a new hope, a new conception of what the normal span of life ought to be. But while these discoveries have not yet reached the stage of practical application, discoveries equally remarkable in their time, in the domain of medicine and personal and public hygiene, have already accomplished a great deal in decreasing mortality and prolonging normal human life. Within the last century the popular concept of the normal milestones between youth, maturity, and old age has been very much affected. . . . now we quite earnestly speak of This article has been cited by other articles:
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