Link between Zika and birth defects established

Health officials in the United States say there is now enough evidence to conclude contracting the Zika virus while pregnant can cause severe birth defects, including microcephaly. The US Centres for Disease Control and Prevention have concluded there is a causal link, but also warns there are many unanswered questions.

A mother and her daughter, with microcephaly, in Brazil (AAP) Source: A mother and her daughter, with microcephaly, in Brazil (AAP)