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THE ETIOLOGY OF YELLOW FEVER.AN ADDENDUM.

JAMES CARROLL, M.D.
JAMA. 1903;XLI(22):1341-1344. doi:10.1001/jama.1903.92490410031001f.
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In a paper entitled "The Etiology of Yellow Fever, a Supplemental Note,"1 the Army Yellow Fever Board (which was then composed of the late Major Walter Reed, surgeon, U. S. Army, and the writer) stated that no results worthy of record had been obtained from the examination of infected mosquitoes, either when dissected in the fresh state or when studied in serial sections after being hardened and embedded. They also reported that two out of three non-immunes had been infected with yellow fever by the subcutaneous injection of 1.5 c.c. of blood serum drawn from a yellow fever patient and subsequently passed through a new Berkefeld filter which was afterward found to be impervious to the Micrococcus aureus.

In the latter part of July of the present year there appeared from the Government Printing Office the Report2 of Working Party No. 1 of the Yellow Fever Institute of the U.

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