Zika virus: WHO declares global public health emergency, says causal link to brain defects 'strongly suspected' - The Washington Post
WHO: Zika Virus Could Spread to 4 Million People | Al Jazeera America
Four million could become infected by the Zika virus, warns experts | Express.co.uk
Zika could infect four million people: WHO
Zika could hit people in poverty hardest
4 million at risk of Zika infection as El Niño increases spread | New Scientist
Zika virus: Up to four million Zika cases predicted - BBC News
Zika Virus 'Spreading Explosively' in Americas, W.H.O. Says - The New York Times
Zika: Three Years Later, There's Still A Lot Scientists Don't Know : Goats and Soda : NPR
Zika virus: WHO declares global public health emergency, says causal link to brain defects 'strongly suspected' - The Washington Post
Zika virus: 5 things you need to know | CNN
Four million could become infected by the Zika virus, warns experts | Express.co.uk
The Zika Virus | Council on Foreign Relations
Zika virus: Up to four million Zika cases predicted - BBC News
Zika virus outbreak IS a 'global public health emergency', says WHO | Daily Mail Online
What is Zika? And what are the risks as it spreads? - The Washington Post
Zika virus: its effects, how it is spread, and the possible threat to women | Zika virus | The Guardian
Anticipating the international spread of Zika virus from Brazil - The Lancet
Zika Virus: What You Need to Know About the Virus | Time
WHO: Zika Virus Spreading Explosively in Americas
HSE warns pregnant women over Zika virus
Zika Virus 'Spreading Explosively' in Americas, W.H.O. Says - The New York Times
Zika virus threat across the Americas
WHO: Zika virus spreading 'explosively,' could affect up to 4 million people
Zika virus: Up to four million Zika cases predicted - BBC News
