This is my hierarchy analysis model showing how a person could get infected with Zika virus.
This is my causal chain analysis model showing how the need for female mosquitoes to feed on blood perpetuates the Zika virus and amplifies its spread (each female feeds about 3 times in her life and lays about 300 eggs with each feeding).
This is my situation action model showing how a person could get infected with Zika virus and possible effects of the Zika virus.
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