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692 pages, Hardcover
First published July 1, 2004
"The time horizon of these developments taken together is normally 12 days (epizootic) + 3 days (fasting rat fleas) + 0.5-1 days (before first infective transmission), 7 days (endemic), + 8 days (incubation and illness for the last endemic cases) + 8 days (incubation and illness for the early epidemic cases infected during the endemic phase ), in all 39 days, or 5.6 weeks."