What is a mosquito-borne virus, also known as breakbone fever, that is an acute febrile disease which occurs widely in the tropics, in Asia, South America, Australia and the Pacific and is now endemic in more than 100 countries?
A potentially fatal haemorrhagic fever from a virus associated with Rousettus bat colonies was first detected in 1967 in simultaneous outbreaks in Belgrade in Yugoslavia (now Serbia), and Frankfurt, and where else in Germany?