Imported Chikungunya Virus Infection
نویسندگان
چکیده
among confi rmed infected persons. From 2006 through 2008, the annual CFR for infl uenza A (H5N1) in Egypt ranged from 36% to 55% (3). Since January 1, 2009, the CFR in Egypt has been 11%. The recent increases in infections among children coupled with a decrease in the CFR in the most recent 12-month period suggests that the strain of infl uenza A virus (H5N1) now circulating in Egypt may be becoming less virulent as it continues to spread among young children, a segment of the population that is highly vulnerable to infl uenza infections (4,5).
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