Early detection of perceived risk among users of a UK travel health website compared with internet search activity and media coverage during the 2015?￠??2016 Zika virus outbreak: an observational study

摘要

Abstract Objectives The Zika virus (ZIKV) outbreak in the Americas in 2015?￠??2016 posed a novel global threat due to the association with congenital malformations and its rapid spread. Timely information about the spread of the disease was paramount to pu