Zika virus infection: Factsheets
WHO factsheet on Zika virus; 2018
Zika virus disease is caused by a virus transmitted primarily by Aedes mosquitoes, which bite during the day. Symptoms are generally mild and include fever, rash, conjunctivitis, muscle and joint pain, malaise or headache. Symptoms typically last for 2–7 days. Most people with Zika virus infection do not develop symptoms.
InfoDocument on PAHO activities on Zika prevention and control; 2016
In February 2014, the Chilean public health authorities confirmed the first case of autochthonous transmission of Zika virus infection in the Americas in Easter Island. Since that first notification, twenty-two additional countries and territories have confirmed indigenous circulation of Zika virus: Barbados, Bolivia, Brazil, Colombia, Dominican Republic, Ecuador, El Salvador...
OMS Folha informativa doença do vírus Zika; 2016 (Portuguese only)
O vírus Zika é um flavivírus transmitido por mosquitos e foi, pela primeira vez, identificado em macacos, no Uganda, em 1947, através de uma rede que monitorizava a febre amarela. Foi mais tarde identificado em humanos, em 1952, no Uganda e na República Unida da Tanzânia.