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Zika virus: Where did it come from and why is it a problem in Brazil?

By Amy Y. Vittor
· Updated January 16, 2025 12:07 AM · 5 min read read
Zika virus: Where did it come from and why is it a problem in Brazil?

From October 2015 to January 2016, there were almost 4,000 cases of babies born with microcephaly in Brazil. Before then, there were just 150 cases per year.

From October 2015 to January 2016, there were almost 4,000 cases of babies born with microcephaly in Brazil. Before then, there were just 150 cases per year.…

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