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Report No. 4 on the Origin and Prevalence of Typhoid Fever in the District of Columbia (1909-1910), by L.L. Lumsden and John F. Anderson. [U.S. Hygienic Laboratory Bulletin No. 78. October 1911.].
出版U.S. Government Printing Office, 1911
URLhttp://books.google.com.hk/books?id=2D2QXwAACAAJ&hl=&source=gbs_api