Health officials remain hopeful that an experimental Ebola vaccine will help control the outbreak sweeping the Democratic Republic of Congo in central Africa.
원문출처 : https://www.cnn.com/2018/05/18/health/ebola-vaccine-congo-outbreak-explainer-intl/index.html
원문출처 : https://www.cnn.com/2018/05/18/health/ebola-vaccine-congo-outbreak-explainer-intl/index.html