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Smallpox in the United States as Reported to the Surgeon-General, Public Health and Marine-Hospital Service, December 28, 1906, to March 15, 1907
Public Health Reports (1896-1970)
Vol. 22, No. 11 (Mar. 15, 1907), pp. 281-285
Published by: Sage Publications, Inc.
Stable URL: http://www.jstor.org/stable/4558796
Page Count: 5