Brazil: Zika virus estimates top 1 million cases

Since autochthonous, or locally-acquired cases of Zika virus infection were confirmed in Brazil earlier this year, health authorities in the country put the estimated number of cases between 440,000 to 1,300,000 in states with laboratory-confirmed autochthonous cases, according to a European Centre for Disease Prevention and Control Risk Assessment published Thursday. Since February, 18 states have confirmed locally ["]