translation.en: Yellow fever is a viral infection that is present in some tropical areas of Africa and the central area of South America, where it has caused large outbreaks in the past.
translation.mt: Id-deni isfar hu infezzjoni virali li hi preżenti f'xi żoni tropiċi ta' l-Afrika u ż-żoni ċentrali ta' l-Amerika t’Isfel, fejn fil-passat ikkawża tifqigħ kbir.