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NOTE: This article appeared under the headline, "Yellow Fever Is Still a Menace", in the Sunday, March 22, 1970 edition of The San Francisco Chronicle.
Periodical. Lederberg, Joshua. "Yellow Fever Still Survives in Jungles of Africa, Brazil." Washington Post, (14 March 1970). Article. Newspaper Column. 1 Image.. Washington Post. Lederberg UI. S200