摘要
AFRICA Vigilant for Zika Virus The World Health Organization（WHO）has recently warned that the Zika virus,responsible for a surge in birth defects in South America,could rapidly spread to Africa.A global response unit has been set up.The WHO has declared a global emergency over the explosive spread of the virus, particularly in South America.
AFRICA Vigilant for Zika Virus The World Health Organization（WHO）has recently warned that the Zika virus,responsible for a surge in birth defects in South America,could rapidly spread to Africa.A global response unit has been set up.The WHO has declared a global emergency over the explosive spread of the virus, particularly in South America.
