2011年7月29日星期五
West Nile Virus Detected in D.C. and Virginia
Keeping mosquito populations in check can improve chances that it won't come to Maryland. By Mitchelle Stephenson The mosquito carries West Nile virus, encephalitis and malaria. Centers for Disease Control West Nile Virus was detected in mosquitoes in ... West Nile Virus Detected in D.C. and Virginia
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