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Indicator of wnv appearance in a community

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Reference no: EM132746444

As West Nile Virus spread westward in the US in the early 2000s, epidemiologists were interested in determining when it arrived in a particular location. Which of the following might provide the earliest indicator of WNV's appearance in a community?

Group of answer choices

A. Finding hundreds of dead birds (crows) in farm fields

B. A large increase in the number of cases of encephalitis at the local hospital

C. Appearance of Anopheles mosquitos in insect traps

D. Many elderly patients with a hemorrhagic petechial rash

E. A large increase in the number of cases of neonatal respiratory infections

Reference no: EM132746444

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