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Summary of human cases, positive dead birds Culex quinquefasciatus abundance in females per trap night (F/TN) and infection incidence (maximum likelihood estimation [MLE]) reported in the Greater Los Angeles County Vector Control District during 2003–2008 by biweekly interval. *Mosquito infection incidence/1,000 mosquitoes was calculated biweekly by bias corrected MLE methods with skewness-corrected 95% confidence intervals using PooledInfRate software add-in.
